Home / 935,820.19-1,291,491.65-527,773.15

Finding the Fourth Proportional to 935,820.19, 1,291,491.65 and 527,773.15

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Solution

The fourth proportional to 935,820.19, 1,291,491.65 and 527,773.15 is: 728,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,820.19 : 1,291,491.65 = 527,773.15 : x
  2. Step 2: Convert to fraction form
    935,820.19/1,291,491.65 = 527,773.15/x
  3. Step 3: Cross multiply
    935,820.19x = 1,291,491.65 × 527,773.15
  4. Step 4: Simplify right side
    935,820.19x = 681,614,607,222.87
  5. Step 5: Solve for x
    x = 681,614,607,222.87/935,820.19
  6. Step 6: Final answer
    x = 728,360.66

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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.