Home / 886,516.20-1,327,902.30-587,140.20

Finding the Fourth Proportional to 886,516.20, 1,327,902.30 and 587,140.20

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Solution

The fourth proportional to 886,516.20, 1,327,902.30 and 587,140.20 is: 879,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,516.20 : 1,327,902.30 = 587,140.20 : x
  2. Step 2: Convert to fraction form
    886,516.20/1,327,902.30 = 587,140.20/x
  3. Step 3: Cross multiply
    886,516.20x = 1,327,902.30 × 587,140.20
  4. Step 4: Simplify right side
    886,516.20x = 779,664,822,002.46
  5. Step 5: Solve for x
    x = 779,664,822,002.46/886,516.20
  6. Step 6: Final answer
    x = 879,470.47

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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.