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Finding the Third Proportional to 132,208 and 201,409

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Solution

The third proportional to 132,208 and 201,409 is: 306,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208 : 201,409 = 201,409 : x
  2. Step 2: Convert to fraction form
    132,208/201,409 = 201,409/x
  3. Step 3: Cross multiply
    132,208x = 201,409 × 201,409
  4. Step 4: Simplify right side
    132,208x = 40,565,585,281
  5. Step 5: Solve for x
    x = 40,565,585,281/132,208
  6. Step 6: Final answer
    x = 306,831.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.