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Finding the Fourth Proportional to 527,937.54, 791,906.30 and 243,543.96

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Solution

The fourth proportional to 527,937.54, 791,906.30 and 243,543.96 is: 365,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,937.54 : 791,906.30 = 243,543.96 : x
  2. Step 2: Convert to fraction form
    527,937.54/791,906.30 = 243,543.96/x
  3. Step 3: Cross multiply
    527,937.54x = 791,906.30 × 243,543.96
  4. Step 4: Simplify right side
    527,937.54x = 192,863,996,250.95
  5. Step 5: Solve for x
    x = 192,863,996,250.95/527,937.54
  6. Step 6: Final answer
    x = 365,315.94

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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.