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Finding the Fourth Proportional to 267,123.81, 368,630.96 and 146,272.76

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Solution

The fourth proportional to 267,123.81, 368,630.96 and 146,272.76 is: 201,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,123.81 : 368,630.96 = 146,272.76 : x
  2. Step 2: Convert to fraction form
    267,123.81/368,630.96 = 146,272.76/x
  3. Step 3: Cross multiply
    267,123.81x = 368,630.96 × 146,272.76
  4. Step 4: Simplify right side
    267,123.81x = 53,920,665,366.13
  5. Step 5: Solve for x
    x = 53,920,665,366.13/267,123.81
  6. Step 6: Final answer
    x = 201,856.46

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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.