Home / 935,765.50-1,291,482.75-527,951.02

Finding the Fourth Proportional to 935,765.50, 1,291,482.75 and 527,951.02

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Solution

The fourth proportional to 935,765.50, 1,291,482.75 and 527,951.02 is: 728,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,765.50 : 1,291,482.75 = 527,951.02 : x
  2. Step 2: Convert to fraction form
    935,765.50/1,291,482.75 = 527,951.02/x
  3. Step 3: Cross multiply
    935,765.50x = 1,291,482.75 × 527,951.02
  4. Step 4: Simplify right side
    935,765.50x = 681,839,635,174.91
  5. Step 5: Solve for x
    x = 681,839,635,174.91/935,765.50
  6. Step 6: Final answer
    x = 728,643.70

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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.