Home / 935,698.16-1,291,188.96-527,669.12

Finding the Fourth Proportional to 935,698.16, 1,291,188.96 and 527,669.12

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Solution

The fourth proportional to 935,698.16, 1,291,188.96 and 527,669.12 is: 728,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,698.16 : 1,291,188.96 = 527,669.12 : x
  2. Step 2: Convert to fraction form
    935,698.16/1,291,188.96 = 527,669.12/x
  3. Step 3: Cross multiply
    935,698.16x = 1,291,188.96 × 527,669.12
  4. Step 4: Simplify right side
    935,698.16x = 681,320,542,276.92
  5. Step 5: Solve for x
    x = 681,320,542,276.92/935,698.16
  6. Step 6: Final answer
    x = 728,141.37

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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.