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Finding the Fourth Proportional to 246,492.43, 369,759.82 and 86,554.62

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Solution

The fourth proportional to 246,492.43, 369,759.82 and 86,554.62 is: 129,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,492.43 : 369,759.82 = 86,554.62 : x
  2. Step 2: Convert to fraction form
    246,492.43/369,759.82 = 86,554.62/x
  3. Step 3: Cross multiply
    246,492.43x = 369,759.82 × 86,554.62
  4. Step 4: Simplify right side
    246,492.43x = 32,004,420,711.37
  5. Step 5: Solve for x
    x = 32,004,420,711.37/246,492.43
  6. Step 6: Final answer
    x = 129,839.37

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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.