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Finding the Fourth Proportional to 233,609.40, 350,010.90 and 108,694.20

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Solution

The fourth proportional to 233,609.40, 350,010.90 and 108,694.20 is: 162,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,609.40 : 350,010.90 = 108,694.20 : x
  2. Step 2: Convert to fraction form
    233,609.40/350,010.90 = 108,694.20/x
  3. Step 3: Cross multiply
    233,609.40x = 350,010.90 × 108,694.20
  4. Step 4: Simplify right side
    233,609.40x = 38,044,154,766.78
  5. Step 5: Solve for x
    x = 38,044,154,766.78/233,609.40
  6. Step 6: Final answer
    x = 162,853.70

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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.