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Finding the Fourth Proportional to 273,080.40, 409,805.01 and 95,588.88

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Solution

The fourth proportional to 273,080.40, 409,805.01 and 95,588.88 is: 143,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,080.40 : 409,805.01 = 95,588.88 : x
  2. Step 2: Convert to fraction form
    273,080.40/409,805.01 = 95,588.88/x
  3. Step 3: Cross multiply
    273,080.40x = 409,805.01 × 95,588.88
  4. Step 4: Simplify right side
    273,080.40x = 39,172,801,924.29
  5. Step 5: Solve for x
    x = 39,172,801,924.29/273,080.40
  6. Step 6: Final answer
    x = 143,447.87

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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.