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Finding the Third Proportional to 350,251 and 554,699

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Solution

The third proportional to 350,251 and 554,699 is: 878,487.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,251 : 554,699 = 554,699 : x
  2. Step 2: Convert to fraction form
    350,251/554,699 = 554,699/x
  3. Step 3: Cross multiply
    350,251x = 554,699 × 554,699
  4. Step 4: Simplify right side
    350,251x = 307,690,980,601
  5. Step 5: Solve for x
    x = 307,690,980,601/350,251
  6. Step 6: Final answer
    x = 878,487.09

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.