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Finding the Fourth Proportional to 566,251.78, 781,461.09 and 324,549.97

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Solution

The fourth proportional to 566,251.78, 781,461.09 and 324,549.97 is: 447,898.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,251.78 : 781,461.09 = 324,549.97 : x
  2. Step 2: Convert to fraction form
    566,251.78/781,461.09 = 324,549.97/x
  3. Step 3: Cross multiply
    566,251.78x = 781,461.09 × 324,549.97
  4. Step 4: Simplify right side
    566,251.78x = 253,623,171,362.02
  5. Step 5: Solve for x
    x = 253,623,171,362.02/566,251.78
  6. Step 6: Final answer
    x = 447,898.23

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1.5x scale

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.