Home / 327,240.10-491,119.35-127,656.10

Finding the Fourth Proportional to 327,240.10, 491,119.35 and 127,656.10

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Solution

The fourth proportional to 327,240.10, 491,119.35 and 127,656.10 is: 191,585.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,240.10 : 491,119.35 = 127,656.10 : x
  2. Step 2: Convert to fraction form
    327,240.10/491,119.35 = 127,656.10/x
  3. Step 3: Cross multiply
    327,240.10x = 491,119.35 × 127,656.10
  4. Step 4: Simplify right side
    327,240.10x = 62,694,380,855.54
  5. Step 5: Solve for x
    x = 62,694,380,855.54/327,240.10
  6. Step 6: Final answer
    x = 191,585.26

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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.