Home / 621,348.20-932,023.22-189,069.44

Finding the Fourth Proportional to 621,348.20, 932,023.22 and 189,069.44

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Solution

The fourth proportional to 621,348.20, 932,023.22 and 189,069.44 is: 283,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,348.20 : 932,023.22 = 189,069.44 : x
  2. Step 2: Convert to fraction form
    621,348.20/932,023.22 = 189,069.44/x
  3. Step 3: Cross multiply
    621,348.20x = 932,023.22 × 189,069.44
  4. Step 4: Simplify right side
    621,348.20x = 176,217,108,272.40
  5. Step 5: Solve for x
    x = 176,217,108,272.40/621,348.20
  6. Step 6: Final answer
    x = 283,604.44

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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.