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Finding the Fourth Proportional to 448,712.50, 619,227.20 and 244,764.33

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Solution

The fourth proportional to 448,712.50, 619,227.20 and 244,764.33 is: 337,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,712.50 : 619,227.20 = 244,764.33 : x
  2. Step 2: Convert to fraction form
    448,712.50/619,227.20 = 244,764.33/x
  3. Step 3: Cross multiply
    448,712.50x = 619,227.20 × 244,764.33
  4. Step 4: Simplify right side
    448,712.50x = 151,564,730,725.78
  5. Step 5: Solve for x
    x = 151,564,730,725.78/448,712.50
  6. Step 6: Final answer
    x = 337,776.93

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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.