Home / 910,011.40-1,365,017.10-245,163.40

Finding the Fourth Proportional to 910,011.40, 1,365,017.10 and 245,163.40

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Solution

The fourth proportional to 910,011.40, 1,365,017.10 and 245,163.40 is: 367,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,011.40 : 1,365,017.10 = 245,163.40 : x
  2. Step 2: Convert to fraction form
    910,011.40/1,365,017.10 = 245,163.40/x
  3. Step 3: Cross multiply
    910,011.40x = 1,365,017.10 × 245,163.40
  4. Step 4: Simplify right side
    910,011.40x = 334,652,233,294.14
  5. Step 5: Solve for x
    x = 334,652,233,294.14/910,011.40
  6. Step 6: Final answer
    x = 367,745.10

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Double scale
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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.