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Finding the Third Proportional to 103,230 and 226,143

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Solution

The third proportional to 103,230 and 226,143 is: 495,404.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,230 : 226,143 = 226,143 : x
  2. Step 2: Convert to fraction form
    103,230/226,143 = 226,143/x
  3. Step 3: Cross multiply
    103,230x = 226,143 × 226,143
  4. Step 4: Simplify right side
    103,230x = 51,140,656,449
  5. Step 5: Solve for x
    x = 51,140,656,449/103,230
  6. Step 6: Final answer
    x = 495,404.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.