Home / 799,724.50-1,199,774.32-547,123.92

Finding the Fourth Proportional to 799,724.50, 1,199,774.32 and 547,123.92

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Solution

The fourth proportional to 799,724.50, 1,199,774.32 and 547,123.92 is: 820,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,724.50 : 1,199,774.32 = 547,123.92 : x
  2. Step 2: Convert to fraction form
    799,724.50/1,199,774.32 = 547,123.92/x
  3. Step 3: Cross multiply
    799,724.50x = 1,199,774.32 × 547,123.92
  4. Step 4: Simplify right side
    799,724.50x = 656,425,229,073.74
  5. Step 5: Solve for x
    x = 656,425,229,073.74/799,724.50
  6. Step 6: Final answer
    x = 820,814.20

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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.