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Finding the Fourth Proportional to 550,605.82, 825,899 and 151,245.04

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Solution

The fourth proportional to 550,605.82, 825,899 and 151,245.04 is: 226,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,605.82 : 825,899 = 151,245.04 : x
  2. Step 2: Convert to fraction form
    550,605.82/825,899 = 151,245.04/x
  3. Step 3: Cross multiply
    550,605.82x = 825,899 × 151,245.04
  4. Step 4: Simplify right side
    550,605.82x = 124,913,127,290.96
  5. Step 5: Solve for x
    x = 124,913,127,290.96/550,605.82
  6. Step 6: Final answer
    x = 226,864.89

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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.