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Finding the Fourth Proportional to 376,086.65, 518,996.50 and 204,004.17

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Solution

The fourth proportional to 376,086.65, 518,996.50 and 204,004.17 is: 281,524.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,086.65 : 518,996.50 = 204,004.17 : x
  2. Step 2: Convert to fraction form
    376,086.65/518,996.50 = 204,004.17/x
  3. Step 3: Cross multiply
    376,086.65x = 518,996.50 × 204,004.17
  4. Step 4: Simplify right side
    376,086.65x = 105,877,449,705.40
  5. Step 5: Solve for x
    x = 105,877,449,705.40/376,086.65
  6. Step 6: Final answer
    x = 281,524.09

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1.5x scale

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.