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Finding the Fourth Proportional to 232,700.40, 321,164.67 and 193,876.70

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Solution

The fourth proportional to 232,700.40, 321,164.67 and 193,876.70 is: 267,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,700.40 : 321,164.67 = 193,876.70 : x
  2. Step 2: Convert to fraction form
    232,700.40/321,164.67 = 193,876.70/x
  3. Step 3: Cross multiply
    232,700.40x = 321,164.67 × 193,876.70
  4. Step 4: Simplify right side
    232,700.40x = 62,266,344,770.37
  5. Step 5: Solve for x
    x = 62,266,344,770.37/232,700.40
  6. Step 6: Final answer
    x = 267,581.60

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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.