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Finding the Fourth Proportional to 234,988.32, 352,193.79 and 92,690.76

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Solution

The fourth proportional to 234,988.32, 352,193.79 and 92,690.76 is: 138,922.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,988.32 : 352,193.79 = 92,690.76 : x
  2. Step 2: Convert to fraction form
    234,988.32/352,193.79 = 92,690.76/x
  3. Step 3: Cross multiply
    234,988.32x = 352,193.79 × 92,690.76
  4. Step 4: Simplify right side
    234,988.32x = 32,645,110,062.38
  5. Step 5: Solve for x
    x = 32,645,110,062.38/234,988.32
  6. Step 6: Final answer
    x = 138,922.27

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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.