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Finding the Fourth Proportional to 234,532.73, 323,655.44 and 127,102.77

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Solution

The fourth proportional to 234,532.73, 323,655.44 and 127,102.77 is: 175,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,532.73 : 323,655.44 = 127,102.77 : x
  2. Step 2: Convert to fraction form
    234,532.73/323,655.44 = 127,102.77/x
  3. Step 3: Cross multiply
    234,532.73x = 323,655.44 × 127,102.77
  4. Step 4: Simplify right side
    234,532.73x = 41,137,502,314.06
  5. Step 5: Solve for x
    x = 41,137,502,314.06/234,532.73
  6. Step 6: Final answer
    x = 175,401.97

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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.