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Finding the Fourth Proportional to 244,987.01, 338,080.47 and 154,401.47

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Solution

The fourth proportional to 244,987.01, 338,080.47 and 154,401.47 is: 213,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,987.01 : 338,080.47 = 154,401.47 : x
  2. Step 2: Convert to fraction form
    244,987.01/338,080.47 = 154,401.47/x
  3. Step 3: Cross multiply
    244,987.01x = 338,080.47 × 154,401.47
  4. Step 4: Simplify right side
    244,987.01x = 52,200,121,546.29
  5. Step 5: Solve for x
    x = 52,200,121,546.29/244,987.01
  6. Step 6: Final answer
    x = 213,073.02

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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.