Home / 935,656.80-1,291,097.88-527,765.34

Finding the Fourth Proportional to 935,656.80, 1,291,097.88 and 527,765.34

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Solution

The fourth proportional to 935,656.80, 1,291,097.88 and 527,765.34 is: 728,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,656.80 : 1,291,097.88 = 527,765.34 : x
  2. Step 2: Convert to fraction form
    935,656.80/1,291,097.88 = 527,765.34/x
  3. Step 3: Cross multiply
    935,656.80x = 1,291,097.88 × 527,765.34
  4. Step 4: Simplify right side
    935,656.80x = 681,396,711,611.48
  5. Step 5: Solve for x
    x = 681,396,711,611.48/935,656.80
  6. Step 6: Final answer
    x = 728,254.97

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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.