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Finding the Fourth Proportional to 448,688.80, 619,192.48 and 244,744.11

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Solution

The fourth proportional to 448,688.80, 619,192.48 and 244,744.11 is: 337,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,688.80 : 619,192.48 = 244,744.11 : x
  2. Step 2: Convert to fraction form
    448,688.80/619,192.48 = 244,744.11/x
  3. Step 3: Cross multiply
    448,688.80x = 619,192.48 × 244,744.11
  4. Step 4: Simplify right side
    448,688.80x = 151,543,712,436.29
  5. Step 5: Solve for x
    x = 151,543,712,436.29/448,688.80
  6. Step 6: Final answer
    x = 337,747.93

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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.