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Finding the Fourth Proportional to 493,659.32, 681,250.40 and 267,304.28

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Solution

The fourth proportional to 493,659.32, 681,250.40 and 267,304.28 is: 368,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,659.32 : 681,250.40 = 267,304.28 : x
  2. Step 2: Convert to fraction form
    493,659.32/681,250.40 = 267,304.28/x
  3. Step 3: Cross multiply
    493,659.32x = 681,250.40 × 267,304.28
  4. Step 4: Simplify right side
    493,659.32x = 182,101,147,671.71
  5. Step 5: Solve for x
    x = 182,101,147,671.71/493,659.32
  6. Step 6: Final answer
    x = 368,880.20

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1.5x scale

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.