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Finding the Fourth Proportional to 624,051.34, 861,189.87 and 337,570.54

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Solution

The fourth proportional to 624,051.34, 861,189.87 and 337,570.54 is: 465,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,051.34 : 861,189.87 = 337,570.54 : x
  2. Step 2: Convert to fraction form
    624,051.34/861,189.87 = 337,570.54/x
  3. Step 3: Cross multiply
    624,051.34x = 861,189.87 × 337,570.54
  4. Step 4: Simplify right side
    624,051.34x = 290,712,329,458.43
  5. Step 5: Solve for x
    x = 290,712,329,458.43/624,051.34
  6. Step 6: Final answer
    x = 465,846.82

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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.