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Finding the Fourth Proportional to 234,841.78, 324,078.74 and 127,411.02

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Solution

The fourth proportional to 234,841.78, 324,078.74 and 127,411.02 is: 175,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,841.78 : 324,078.74 = 127,411.02 : x
  2. Step 2: Convert to fraction form
    234,841.78/324,078.74 = 127,411.02/x
  3. Step 3: Cross multiply
    234,841.78x = 324,078.74 × 127,411.02
  4. Step 4: Simplify right side
    234,841.78x = 41,291,202,186.66
  5. Step 5: Solve for x
    x = 41,291,202,186.66/234,841.78
  6. Step 6: Final answer
    x = 175,825.63

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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.