Home / 749,337.55-1,124,016.99-243,901.20

Finding the Fourth Proportional to 749,337.55, 1,124,016.99 and 243,901.20

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Solution

The fourth proportional to 749,337.55, 1,124,016.99 and 243,901.20 is: 365,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,337.55 : 1,124,016.99 = 243,901.20 : x
  2. Step 2: Convert to fraction form
    749,337.55/1,124,016.99 = 243,901.20/x
  3. Step 3: Cross multiply
    749,337.55x = 1,124,016.99 × 243,901.20
  4. Step 4: Simplify right side
    749,337.55x = 274,149,092,681.39
  5. Step 5: Solve for x
    x = 274,149,092,681.39/749,337.55
  6. Step 6: Final answer
    x = 365,855.27

Related Problems

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Half scale
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Double scale
Find fourth proportional to 749,338.55, 1,124,018.49 and 243,902.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.