Home / 622,780.20-934,170.30-482,812.20

Finding the Fourth Proportional to 622,780.20, 934,170.30 and 482,812.20

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Solution

The fourth proportional to 622,780.20, 934,170.30 and 482,812.20 is: 724,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,780.20 : 934,170.30 = 482,812.20 : x
  2. Step 2: Convert to fraction form
    622,780.20/934,170.30 = 482,812.20/x
  3. Step 3: Cross multiply
    622,780.20x = 934,170.30 × 482,812.20
  4. Step 4: Simplify right side
    622,780.20x = 451,028,817,717.66
  5. Step 5: Solve for x
    x = 451,028,817,717.66/622,780.20
  6. Step 6: Final answer
    x = 724,218.30

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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.