Home / 766,981.46-1,150,472.19-234,502.49

Finding the Fourth Proportional to 766,981.46, 1,150,472.19 and 234,502.49

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Solution

The fourth proportional to 766,981.46, 1,150,472.19 and 234,502.49 is: 351,753.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,981.46 : 1,150,472.19 = 234,502.49 : x
  2. Step 2: Convert to fraction form
    766,981.46/1,150,472.19 = 234,502.49/x
  3. Step 3: Cross multiply
    766,981.46x = 1,150,472.19 × 234,502.49
  4. Step 4: Simplify right side
    766,981.46x = 269,788,593,230.75
  5. Step 5: Solve for x
    x = 269,788,593,230.75/766,981.46
  6. Step 6: Final answer
    x = 351,753.74

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Half scale
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Double scale
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Similar ratio
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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.