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Finding the Fourth Proportional to 234,916.94, 324,185.58 and 127,486.96

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Solution

The fourth proportional to 234,916.94, 324,185.58 and 127,486.96 is: 175,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,916.94 : 324,185.58 = 127,486.96 : x
  2. Step 2: Convert to fraction form
    234,916.94/324,185.58 = 127,486.96/x
  3. Step 3: Cross multiply
    234,916.94x = 324,185.58 × 127,486.96
  4. Step 4: Simplify right side
    234,916.94x = 41,329,434,070.04
  5. Step 5: Solve for x
    x = 41,329,434,070.04/234,916.94
  6. Step 6: Final answer
    x = 175,932.11

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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.