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Finding the Fourth Proportional to 447,001.88, 616,862.60 and 245,797.88

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Solution

The fourth proportional to 447,001.88, 616,862.60 and 245,797.88 is: 339,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,001.88 : 616,862.60 = 245,797.88 : x
  2. Step 2: Convert to fraction form
    447,001.88/616,862.60 = 245,797.88/x
  3. Step 3: Cross multiply
    447,001.88x = 616,862.60 × 245,797.88
  4. Step 4: Simplify right side
    447,001.88x = 151,623,519,331.29
  5. Step 5: Solve for x
    x = 151,623,519,331.29/447,001.88
  6. Step 6: Final answer
    x = 339,201.08

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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.