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Finding the Third Proportional to 103,228 and 226,128

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Solution

The third proportional to 103,228 and 226,128 is: 495,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,228 : 226,128 = 226,128 : x
  2. Step 2: Convert to fraction form
    103,228/226,128 = 226,128/x
  3. Step 3: Cross multiply
    103,228x = 226,128 × 226,128
  4. Step 4: Simplify right side
    103,228x = 51,133,872,384
  5. Step 5: Solve for x
    x = 51,133,872,384/103,228
  6. Step 6: Final answer
    x = 495,348.86

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1.5x scale

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.