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Finding the Third Proportional to 170,620.17 and 371,340.07

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Solution

The third proportional to 170,620.17 and 371,340.07 is: 808,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,620.17 : 371,340.07 = 371,340.07 : x
  2. Step 2: Convert to fraction form
    170,620.17/371,340.07 = 371,340.07/x
  3. Step 3: Cross multiply
    170,620.17x = 371,340.07 × 371,340.07
  4. Step 4: Simplify right side
    170,620.17x = 137,893,447,819.69
  5. Step 5: Solve for x
    x = 137,893,447,819.69/170,620.17
  6. Step 6: Final answer
    x = 808,189.60

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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.