Home / 766,834.30-1,150,251.45-483,399.10

Finding the Fourth Proportional to 766,834.30, 1,150,251.45 and 483,399.10

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Solution

The fourth proportional to 766,834.30, 1,150,251.45 and 483,399.10 is: 725,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,834.30 : 1,150,251.45 = 483,399.10 : x
  2. Step 2: Convert to fraction form
    766,834.30/1,150,251.45 = 483,399.10/x
  3. Step 3: Cross multiply
    766,834.30x = 1,150,251.45 × 483,399.10
  4. Step 4: Simplify right side
    766,834.30x = 556,030,515,703.70
  5. Step 5: Solve for x
    x = 556,030,515,703.70/766,834.30
  6. Step 6: Final answer
    x = 725,098.65

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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.