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Finding the Fourth Proportional to 448,740.56, 619,263.96 and 244,796.12

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Solution

The fourth proportional to 448,740.56, 619,263.96 and 244,796.12 is: 337,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,740.56 : 619,263.96 = 244,796.12 : x
  2. Step 2: Convert to fraction form
    448,740.56/619,263.96 = 244,796.12/x
  3. Step 3: Cross multiply
    448,740.56x = 619,263.96 × 244,796.12
  4. Step 4: Simplify right side
    448,740.56x = 151,593,414,663.84
  5. Step 5: Solve for x
    x = 151,593,414,663.84/448,740.56
  6. Step 6: Final answer
    x = 337,819.73

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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.