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Finding the Fourth Proportional to 454,549.76, 681,820.13 and 174,067.01

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Solution

The fourth proportional to 454,549.76, 681,820.13 and 174,067.01 is: 261,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,549.76 : 681,820.13 = 174,067.01 : x
  2. Step 2: Convert to fraction form
    454,549.76/681,820.13 = 174,067.01/x
  3. Step 3: Cross multiply
    454,549.76x = 681,820.13 × 174,067.01
  4. Step 4: Simplify right side
    454,549.76x = 118,682,390,969.80
  5. Step 5: Solve for x
    x = 118,682,390,969.80/454,549.76
  6. Step 6: Final answer
    x = 261,098.79

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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.