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Finding the Fourth Proportional to 267,251.70, 368,793.09 and 146,386.74

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Solution

The fourth proportional to 267,251.70, 368,793.09 and 146,386.74 is: 202,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,251.70 : 368,793.09 = 146,386.74 : x
  2. Step 2: Convert to fraction form
    267,251.70/368,793.09 = 146,386.74/x
  3. Step 3: Cross multiply
    267,251.70x = 368,793.09 × 146,386.74
  4. Step 4: Simplify right side
    267,251.70x = 53,986,418,179.63
  5. Step 5: Solve for x
    x = 53,986,418,179.63/267,251.70
  6. Step 6: Final answer
    x = 202,005.89

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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.