Home / 799,292.68-1,103,512.70-520,155.85

Finding the Fourth Proportional to 799,292.68, 1,103,512.70 and 520,155.85

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Solution

The fourth proportional to 799,292.68, 1,103,512.70 and 520,155.85 is: 718,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,292.68 : 1,103,512.70 = 520,155.85 : x
  2. Step 2: Convert to fraction form
    799,292.68/1,103,512.70 = 520,155.85/x
  3. Step 3: Cross multiply
    799,292.68x = 1,103,512.70 × 520,155.85
  4. Step 4: Simplify right side
    799,292.68x = 573,998,586,454.30
  5. Step 5: Solve for x
    x = 573,998,586,454.30/799,292.68
  6. Step 6: Final answer
    x = 718,133.17

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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.