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Finding the Fourth Proportional to 294,608.88, 406,563.03 and 167,287.14

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Solution

The fourth proportional to 294,608.88, 406,563.03 and 167,287.14 is: 230,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,608.88 : 406,563.03 = 167,287.14 : x
  2. Step 2: Convert to fraction form
    294,608.88/406,563.03 = 167,287.14/x
  3. Step 3: Cross multiply
    294,608.88x = 406,563.03 × 167,287.14
  4. Step 4: Simplify right side
    294,608.88x = 68,012,766,518.43
  5. Step 5: Solve for x
    x = 68,012,766,518.43/294,608.88
  6. Step 6: Final answer
    x = 230,857.83

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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.