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Finding the Third Proportional to 46,966.50 and 68,721.75

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Solution

The third proportional to 46,966.50 and 68,721.75 is: 100,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,966.50 : 68,721.75 = 68,721.75 : x
  2. Step 2: Convert to fraction form
    46,966.50/68,721.75 = 68,721.75/x
  3. Step 3: Cross multiply
    46,966.50x = 68,721.75 × 68,721.75
  4. Step 4: Simplify right side
    46,966.50x = 4,722,678,923.06
  5. Step 5: Solve for x
    x = 4,722,678,923.06/46,966.50
  6. Step 6: Final answer
    x = 100,554.20

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.