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Finding the Fourth Proportional to 241,519.52, 362,290.80 and 129,153.44

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Solution

The fourth proportional to 241,519.52, 362,290.80 and 129,153.44 is: 193,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,519.52 : 362,290.80 = 129,153.44 : x
  2. Step 2: Convert to fraction form
    241,519.52/362,290.80 = 129,153.44/x
  3. Step 3: Cross multiply
    241,519.52x = 362,290.80 × 129,153.44
  4. Step 4: Simplify right side
    241,519.52x = 46,791,103,100.35
  5. Step 5: Solve for x
    x = 46,791,103,100.35/241,519.52
  6. Step 6: Final answer
    x = 193,736.32

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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.