Home / 935,883.38-1,291,578.14-527,836.34

Finding the Fourth Proportional to 935,883.38, 1,291,578.14 and 527,836.34

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Solution

The fourth proportional to 935,883.38, 1,291,578.14 and 527,836.34 is: 728,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,883.38 : 1,291,578.14 = 527,836.34 : x
  2. Step 2: Convert to fraction form
    935,883.38/1,291,578.14 = 527,836.34/x
  3. Step 3: Cross multiply
    935,883.38x = 1,291,578.14 × 527,836.34
  4. Step 4: Simplify right side
    935,883.38x = 681,741,878,241.61
  5. Step 5: Solve for x
    x = 681,741,878,241.61/935,883.38
  6. Step 6: Final answer
    x = 728,447.47

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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.