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Finding the Fourth Proportional to 195,460.80, 292,753.80 and 169,216.80

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Solution

The fourth proportional to 195,460.80, 292,753.80 and 169,216.80 is: 253,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,460.80 : 292,753.80 = 169,216.80 : x
  2. Step 2: Convert to fraction form
    195,460.80/292,753.80 = 169,216.80/x
  3. Step 3: Cross multiply
    195,460.80x = 292,753.80 × 169,216.80
  4. Step 4: Simplify right side
    195,460.80x = 49,538,861,223.84
  5. Step 5: Solve for x
    x = 49,538,861,223.84/195,460.80
  6. Step 6: Final answer
    x = 253,446.53

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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.