Home / 738,016.20-1,019,023.20-726,249.60

Finding the Fourth Proportional to 738,016.20, 1,019,023.20 and 726,249.60

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Solution

The fourth proportional to 738,016.20, 1,019,023.20 and 726,249.60 is: 1,002,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,016.20 : 1,019,023.20 = 726,249.60 : x
  2. Step 2: Convert to fraction form
    738,016.20/1,019,023.20 = 726,249.60/x
  3. Step 3: Cross multiply
    738,016.20x = 1,019,023.20 × 726,249.60
  4. Step 4: Simplify right side
    738,016.20x = 740,065,191,390.72
  5. Step 5: Solve for x
    x = 740,065,191,390.72/738,016.20
  6. Step 6: Final answer
    x = 1,002,776.35

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.