Home / 844,638.30-1,165,624.54-513,493.70

Finding the Fourth Proportional to 844,638.30, 1,165,624.54 and 513,493.70

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Solution

The fourth proportional to 844,638.30, 1,165,624.54 and 513,493.70 is: 708,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,638.30 : 1,165,624.54 = 513,493.70 : x
  2. Step 2: Convert to fraction form
    844,638.30/1,165,624.54 = 513,493.70/x
  3. Step 3: Cross multiply
    844,638.30x = 1,165,624.54 × 513,493.70
  4. Step 4: Simplify right side
    844,638.30x = 598,540,857,855.40
  5. Step 5: Solve for x
    x = 598,540,857,855.40/844,638.30
  6. Step 6: Final answer
    x = 708,635.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.