Home / 935,876.58-1,291,400.46-527,984.88

Finding the Fourth Proportional to 935,876.58, 1,291,400.46 and 527,984.88

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Solution

The fourth proportional to 935,876.58, 1,291,400.46 and 527,984.88 is: 728,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,876.58 : 1,291,400.46 = 527,984.88 : x
  2. Step 2: Convert to fraction form
    935,876.58/1,291,400.46 = 527,984.88/x
  3. Step 3: Cross multiply
    935,876.58x = 1,291,400.46 × 527,984.88
  4. Step 4: Simplify right side
    935,876.58x = 681,839,916,905.05
  5. Step 5: Solve for x
    x = 681,839,916,905.05/935,876.58
  6. Step 6: Final answer
    x = 728,557.52

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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.