Home / 683,743.60-1,025,616.12-178,304.20

Finding the Fourth Proportional to 683,743.60, 1,025,616.12 and 178,304.20

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Solution

The fourth proportional to 683,743.60, 1,025,616.12 and 178,304.20 is: 267,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,743.60 : 1,025,616.12 = 178,304.20 : x
  2. Step 2: Convert to fraction form
    683,743.60/1,025,616.12 = 178,304.20/x
  3. Step 3: Cross multiply
    683,743.60x = 1,025,616.12 × 178,304.20
  4. Step 4: Simplify right side
    683,743.60x = 182,871,661,783.70
  5. Step 5: Solve for x
    x = 182,871,661,783.70/683,743.60
  6. Step 6: Final answer
    x = 267,456.49

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.