Home / 935,892.16-1,291,531.16-506,172.32

Finding the Fourth Proportional to 935,892.16, 1,291,531.16 and 506,172.32

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Solution

The fourth proportional to 935,892.16, 1,291,531.16 and 506,172.32 is: 698,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,892.16 : 1,291,531.16 = 506,172.32 : x
  2. Step 2: Convert to fraction form
    935,892.16/1,291,531.16 = 506,172.32/x
  3. Step 3: Cross multiply
    935,892.16x = 1,291,531.16 × 506,172.32
  4. Step 4: Simplify right side
    935,892.16x = 653,737,323,609.49
  5. Step 5: Solve for x
    x = 653,737,323,609.49/935,892.16
  6. Step 6: Final answer
    x = 698,517.79

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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.