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Finding the Fourth Proportional to 235,127.40, 352,691.10 and 233,815.20

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Solution

The fourth proportional to 235,127.40, 352,691.10 and 233,815.20 is: 350,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,127.40 : 352,691.10 = 233,815.20 : x
  2. Step 2: Convert to fraction form
    235,127.40/352,691.10 = 233,815.20/x
  3. Step 3: Cross multiply
    235,127.40x = 352,691.10 × 233,815.20
  4. Step 4: Simplify right side
    235,127.40x = 82,464,540,084.72
  5. Step 5: Solve for x
    x = 82,464,540,084.72/235,127.40
  6. Step 6: Final answer
    x = 350,722.80

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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.