Home / 935,657.30-1,291,098.57-527,765.84

Finding the Fourth Proportional to 935,657.30, 1,291,098.57 and 527,765.84

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Solution

The fourth proportional to 935,657.30, 1,291,098.57 and 527,765.84 is: 728,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,657.30 : 1,291,098.57 = 527,765.84 : x
  2. Step 2: Convert to fraction form
    935,657.30/1,291,098.57 = 527,765.84/x
  3. Step 3: Cross multiply
    935,657.30x = 1,291,098.57 × 527,765.84
  4. Step 4: Simplify right side
    935,657.30x = 681,397,721,318.85
  5. Step 5: Solve for x
    x = 681,397,721,318.85/935,657.30
  6. Step 6: Final answer
    x = 728,255.66

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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.