Home / 995,229.20-1,492,843.80-247,275.20

Finding the Fourth Proportional to 995,229.20, 1,492,843.80 and 247,275.20

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Solution

The fourth proportional to 995,229.20, 1,492,843.80 and 247,275.20 is: 370,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,229.20 : 1,492,843.80 = 247,275.20 : x
  2. Step 2: Convert to fraction form
    995,229.20/1,492,843.80 = 247,275.20/x
  3. Step 3: Cross multiply
    995,229.20x = 1,492,843.80 × 247,275.20
  4. Step 4: Simplify right side
    995,229.20x = 369,143,241,749.54
  5. Step 5: Solve for x
    x = 369,143,241,749.54/995,229.20
  6. Step 6: Final answer
    x = 370,912.79

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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.