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Finding the Third Proportional to 38,176 and 83,705

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Solution

The third proportional to 38,176 and 83,705 is: 183,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176 : 83,705 = 83,705 : x
  2. Step 2: Convert to fraction form
    38,176/83,705 = 83,705/x
  3. Step 3: Cross multiply
    38,176x = 83,705 × 83,705
  4. Step 4: Simplify right side
    38,176x = 7,006,527,025
  5. Step 5: Solve for x
    x = 7,006,527,025/38,176
  6. Step 6: Final answer
    x = 183,532.25

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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.