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Finding the Third Proportional to 49,320 and 107,658

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Solution

The third proportional to 49,320 and 107,658 is: 235,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,320 : 107,658 = 107,658 : x
  2. Step 2: Convert to fraction form
    49,320/107,658 = 107,658/x
  3. Step 3: Cross multiply
    49,320x = 107,658 × 107,658
  4. Step 4: Simplify right side
    49,320x = 11,590,244,964
  5. Step 5: Solve for x
    x = 11,590,244,964/49,320
  6. Step 6: Final answer
    x = 235,000.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.