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Finding the Fourth Proportional to 651,972.86, 977,769.56 and 252,524.54

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Solution

The fourth proportional to 651,972.86, 977,769.56 and 252,524.54 is: 378,713.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,972.86 : 977,769.56 = 252,524.54 : x
  2. Step 2: Convert to fraction form
    651,972.86/977,769.56 = 252,524.54/x
  3. Step 3: Cross multiply
    651,972.86x = 977,769.56 × 252,524.54
  4. Step 4: Simplify right side
    651,972.86x = 246,910,808,365.00
  5. Step 5: Solve for x
    x = 246,910,808,365.00/651,972.86
  6. Step 6: Final answer
    x = 378,713.32

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Double scale
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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.