Home / 527,704.20-791,495.55-153,727.20

Finding the Fourth Proportional to 527,704.20, 791,495.55 and 153,727.20

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Solution

The fourth proportional to 527,704.20, 791,495.55 and 153,727.20 is: 230,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,704.20 : 791,495.55 = 153,727.20 : x
  2. Step 2: Convert to fraction form
    527,704.20/791,495.55 = 153,727.20/x
  3. Step 3: Cross multiply
    527,704.20x = 791,495.55 × 153,727.20
  4. Step 4: Simplify right side
    527,704.20x = 121,674,394,713.96
  5. Step 5: Solve for x
    x = 121,674,394,713.96/527,704.20
  6. Step 6: Final answer
    x = 230,573.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.