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Finding the Fourth Proportional to 482,809.52, 666,276.24 and 267,952.16

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Solution

The fourth proportional to 482,809.52, 666,276.24 and 267,952.16 is: 369,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,809.52 : 666,276.24 = 267,952.16 : x
  2. Step 2: Convert to fraction form
    482,809.52/666,276.24 = 267,952.16/x
  3. Step 3: Cross multiply
    482,809.52x = 666,276.24 × 267,952.16
  4. Step 4: Simplify right side
    482,809.52x = 178,530,157,664.68
  5. Step 5: Solve for x
    x = 178,530,157,664.68/482,809.52
  6. Step 6: Final answer
    x = 369,773.48

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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.