Home / 683,748.14-1,025,622.94-178,308.68

Finding the Fourth Proportional to 683,748.14, 1,025,622.94 and 178,308.68

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Solution

The fourth proportional to 683,748.14, 1,025,622.94 and 178,308.68 is: 267,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,748.14 : 1,025,622.94 = 178,308.68 : x
  2. Step 2: Convert to fraction form
    683,748.14/1,025,622.94 = 178,308.68/x
  3. Step 3: Cross multiply
    683,748.14x = 1,025,622.94 × 178,308.68
  4. Step 4: Simplify right side
    683,748.14x = 182,877,472,609.12
  5. Step 5: Solve for x
    x = 182,877,472,609.12/683,748.14
  6. Step 6: Final answer
    x = 267,463.21

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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.