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Finding the Fourth Proportional to 623,744.14, 860,767.41 and 337,264.42

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Solution

The fourth proportional to 623,744.14, 860,767.41 and 337,264.42 is: 465,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,744.14 : 860,767.41 = 337,264.42 : x
  2. Step 2: Convert to fraction form
    623,744.14/860,767.41 = 337,264.42/x
  3. Step 3: Cross multiply
    623,744.14x = 860,767.41 × 337,264.42
  4. Step 4: Simplify right side
    623,744.14x = 290,306,221,288.55
  5. Step 5: Solve for x
    x = 290,306,221,288.55/623,744.14
  6. Step 6: Final answer
    x = 465,425.17

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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.