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Finding the Fourth Proportional to 182,331.60, 273,378.60 and 163,669.20

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Solution

The fourth proportional to 182,331.60, 273,378.60 and 163,669.20 is: 245,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,331.60 : 273,378.60 = 163,669.20 : x
  2. Step 2: Convert to fraction form
    182,331.60/273,378.60 = 163,669.20/x
  3. Step 3: Cross multiply
    182,331.60x = 273,378.60 × 163,669.20
  4. Step 4: Simplify right side
    182,331.60x = 44,743,656,759.12
  5. Step 5: Solve for x
    x = 44,743,656,759.12/182,331.60
  6. Step 6: Final answer
    x = 245,397.16

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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.