Home / 2,634,176.20-3,951,264.30-639,632.20

Finding the Fourth Proportional to 2,634,176.20, 3,951,264.30 and 639,632.20

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Solution

The fourth proportional to 2,634,176.20, 3,951,264.30 and 639,632.20 is: 959,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634,176.20 : 3,951,264.30 = 639,632.20 : x
  2. Step 2: Convert to fraction form
    2,634,176.20/3,951,264.30 = 639,632.20/x
  3. Step 3: Cross multiply
    2,634,176.20x = 3,951,264.30 × 639,632.20
  4. Step 4: Simplify right side
    2,634,176.20x = 2,527,355,876,990.46
  5. Step 5: Solve for x
    x = 2,527,355,876,990.46/2,634,176.20
  6. Step 6: Final answer
    x = 959,448.30

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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.