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Finding the Fourth Proportional to 568,651.53, 852,918.69 and 189,531.30

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Solution

The fourth proportional to 568,651.53, 852,918.69 and 189,531.30 is: 284,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,651.53 : 852,918.69 = 189,531.30 : x
  2. Step 2: Convert to fraction form
    568,651.53/852,918.69 = 189,531.30/x
  3. Step 3: Cross multiply
    568,651.53x = 852,918.69 × 189,531.30
  4. Step 4: Simplify right side
    568,651.53x = 161,654,788,110.00
  5. Step 5: Solve for x
    x = 161,654,788,110.00/568,651.53
  6. Step 6: Final answer
    x = 284,277.42

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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.