Home / 749,486.14-1,034,000.36-477,505.34

Finding the Fourth Proportional to 749,486.14, 1,034,000.36 and 477,505.34

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Solution

The fourth proportional to 749,486.14, 1,034,000.36 and 477,505.34 is: 658,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,486.14 : 1,034,000.36 = 477,505.34 : x
  2. Step 2: Convert to fraction form
    749,486.14/1,034,000.36 = 477,505.34/x
  3. Step 3: Cross multiply
    749,486.14x = 1,034,000.36 × 477,505.34
  4. Step 4: Simplify right side
    749,486.14x = 493,740,693,461.92
  5. Step 5: Solve for x
    x = 493,740,693,461.92/749,486.14
  6. Step 6: Final answer
    x = 658,772.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.