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Finding the Fourth Proportional to 242,425.44, 363,676.64 and 73,907.17

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Solution

The fourth proportional to 242,425.44, 363,676.64 and 73,907.17 is: 110,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,425.44 : 363,676.64 = 73,907.17 : x
  2. Step 2: Convert to fraction form
    242,425.44/363,676.64 = 73,907.17/x
  3. Step 3: Cross multiply
    242,425.44x = 363,676.64 × 73,907.17
  4. Step 4: Simplify right side
    242,425.44x = 26,878,309,978.78
  5. Step 5: Solve for x
    x = 26,878,309,978.78/242,425.44
  6. Step 6: Final answer
    x = 110,872.48

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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.