Home / 906,773.20-1,361,034.60-458,000.80

Finding the Fourth Proportional to 906,773.20, 1,361,034.60 and 458,000.80

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Solution

The fourth proportional to 906,773.20, 1,361,034.60 and 458,000.80 is: 687,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,773.20 : 1,361,034.60 = 458,000.80 : x
  2. Step 2: Convert to fraction form
    906,773.20/1,361,034.60 = 458,000.80/x
  3. Step 3: Cross multiply
    906,773.20x = 1,361,034.60 × 458,000.80
  4. Step 4: Simplify right side
    906,773.20x = 623,354,935,627.68
  5. Step 5: Solve for x
    x = 623,354,935,627.68/906,773.20
  6. Step 6: Final answer
    x = 687,443.05

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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.