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Finding the Fourth Proportional to 267,999.62, 369,840.20 and 147,148.73

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Solution

The fourth proportional to 267,999.62, 369,840.20 and 147,148.73 is: 203,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,999.62 : 369,840.20 = 147,148.73 : x
  2. Step 2: Convert to fraction form
    267,999.62/369,840.20 = 147,148.73/x
  3. Step 3: Cross multiply
    267,999.62x = 369,840.20 × 147,148.73
  4. Step 4: Simplify right side
    267,999.62x = 54,421,515,638.52
  5. Step 5: Solve for x
    x = 54,421,515,638.52/267,999.62
  6. Step 6: Final answer
    x = 203,065.65

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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.