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Finding the Fourth Proportional to 250,448.56, 375,755.88 and 166,539.04

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Solution

The fourth proportional to 250,448.56, 375,755.88 and 166,539.04 is: 249,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,448.56 : 375,755.88 = 166,539.04 : x
  2. Step 2: Convert to fraction form
    250,448.56/375,755.88 = 166,539.04/x
  3. Step 3: Cross multiply
    250,448.56x = 375,755.88 × 166,539.04
  4. Step 4: Simplify right side
    250,448.56x = 62,578,023,529.56
  5. Step 5: Solve for x
    x = 62,578,023,529.56/250,448.56
  6. Step 6: Final answer
    x = 249,863.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.