Home / 527,895.72-791,843.58-153,947.88

Finding the Fourth Proportional to 527,895.72, 791,843.58 and 153,947.88

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Solution

The fourth proportional to 527,895.72, 791,843.58 and 153,947.88 is: 230,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,895.72 : 791,843.58 = 153,947.88 : x
  2. Step 2: Convert to fraction form
    527,895.72/791,843.58 = 153,947.88/x
  3. Step 3: Cross multiply
    527,895.72x = 791,843.58 × 153,947.88
  4. Step 4: Simplify right side
    527,895.72x = 121,902,640,432.61
  5. Step 5: Solve for x
    x = 121,902,640,432.61/527,895.72
  6. Step 6: Final answer
    x = 230,921.82

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Double scale
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Similar ratio
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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.