Home / 935,677.31-1,291,233.15-527,777.88

Finding the Fourth Proportional to 935,677.31, 1,291,233.15 and 527,777.88

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Solution

The fourth proportional to 935,677.31, 1,291,233.15 and 527,777.88 is: 728,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,677.31 : 1,291,233.15 = 527,777.88 : x
  2. Step 2: Convert to fraction form
    935,677.31/1,291,233.15 = 527,777.88/x
  3. Step 3: Cross multiply
    935,677.31x = 1,291,233.15 × 527,777.88
  4. Step 4: Simplify right side
    935,677.31x = 681,484,289,650.60
  5. Step 5: Solve for x
    x = 681,484,289,650.60/935,677.31
  6. Step 6: Final answer
    x = 728,332.61

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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.