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Finding the Third Proportional to 187,353 and 285,693

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Solution

The third proportional to 187,353 and 285,693 is: 435,650.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,353 : 285,693 = 285,693 : x
  2. Step 2: Convert to fraction form
    187,353/285,693 = 285,693/x
  3. Step 3: Cross multiply
    187,353x = 285,693 × 285,693
  4. Step 4: Simplify right side
    187,353x = 81,620,490,249
  5. Step 5: Solve for x
    x = 81,620,490,249/187,353
  6. Step 6: Final answer
    x = 435,650.83

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.