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Finding the Fourth Proportional to 482,899.96, 725,061 and 270,084.76

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Solution

The fourth proportional to 482,899.96, 725,061 and 270,084.76 is: 405,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,899.96 : 725,061 = 270,084.76 : x
  2. Step 2: Convert to fraction form
    482,899.96/725,061 = 270,084.76/x
  3. Step 3: Cross multiply
    482,899.96x = 725,061 × 270,084.76
  4. Step 4: Simplify right side
    482,899.96x = 195,827,926,170.36
  5. Step 5: Solve for x
    x = 195,827,926,170.36/482,899.96
  6. Step 6: Final answer
    x = 405,524.83

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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.