Home / 445,113.12-614,019.60-337,505.43

Finding the Fourth Proportional to 445,113.12, 614,019.60 and 337,505.43

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Solution

The fourth proportional to 445,113.12, 614,019.60 and 337,505.43 is: 465,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,113.12 : 614,019.60 = 337,505.43 : x
  2. Step 2: Convert to fraction form
    445,113.12/614,019.60 = 337,505.43/x
  3. Step 3: Cross multiply
    445,113.12x = 614,019.60 × 337,505.43
  4. Step 4: Simplify right side
    445,113.12x = 207,234,949,126.43
  5. Step 5: Solve for x
    x = 207,234,949,126.43/445,113.12
  6. Step 6: Final answer
    x = 465,578.16

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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.