Home / 1,034,129.20-1,551,339.60-324,083.20

Finding the Fourth Proportional to 1,034,129.20, 1,551,339.60 and 324,083.20

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Solution

The fourth proportional to 1,034,129.20, 1,551,339.60 and 324,083.20 is: 486,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,129.20 : 1,551,339.60 = 324,083.20 : x
  2. Step 2: Convert to fraction form
    1,034,129.20/1,551,339.60 = 324,083.20/x
  3. Step 3: Cross multiply
    1,034,129.20x = 1,551,339.60 × 324,083.20
  4. Step 4: Simplify right side
    1,034,129.20x = 502,763,101,854.72
  5. Step 5: Solve for x
    x = 502,763,101,854.72/1,034,129.20
  6. Step 6: Final answer
    x = 486,170.49

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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.