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Finding the Third Proportional to 170,653 and 372,362

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Solution

The third proportional to 170,653 and 372,362 is: 812,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,653 : 372,362 = 372,362 : x
  2. Step 2: Convert to fraction form
    170,653/372,362 = 372,362/x
  3. Step 3: Cross multiply
    170,653x = 372,362 × 372,362
  4. Step 4: Simplify right side
    170,653x = 138,653,459,044
  5. Step 5: Solve for x
    x = 138,653,459,044/170,653
  6. Step 6: Final answer
    x = 812,487.67

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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.