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Finding the Fourth Proportional to 267,169.28, 400,629.33 and 154,881.63

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Solution

The fourth proportional to 267,169.28, 400,629.33 and 154,881.63 is: 232,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,169.28 : 400,629.33 = 154,881.63 : x
  2. Step 2: Convert to fraction form
    267,169.28/400,629.33 = 154,881.63/x
  3. Step 3: Cross multiply
    267,169.28x = 400,629.33 × 154,881.63
  4. Step 4: Simplify right side
    267,169.28x = 62,050,123,656.21
  5. Step 5: Solve for x
    x = 62,050,123,656.21/267,169.28
  6. Step 6: Final answer
    x = 232,250.22

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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.