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Finding the Fourth Proportional to 448,606.78, 619,074.97 and 244,654.04

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Solution

The fourth proportional to 448,606.78, 619,074.97 and 244,654.04 is: 337,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,606.78 : 619,074.97 = 244,654.04 : x
  2. Step 2: Convert to fraction form
    448,606.78/619,074.97 = 244,654.04/x
  3. Step 3: Cross multiply
    448,606.78x = 619,074.97 × 244,654.04
  4. Step 4: Simplify right side
    448,606.78x = 151,459,193,409.43
  5. Step 5: Solve for x
    x = 151,459,193,409.43/448,606.78
  6. Step 6: Final answer
    x = 337,621.28

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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.