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Finding the Third Proportional to 97,306 and 209,804

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Solution

The third proportional to 97,306 and 209,804 is: 452,363.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,306 : 209,804 = 209,804 : x
  2. Step 2: Convert to fraction form
    97,306/209,804 = 209,804/x
  3. Step 3: Cross multiply
    97,306x = 209,804 × 209,804
  4. Step 4: Simplify right side
    97,306x = 44,017,718,416
  5. Step 5: Solve for x
    x = 44,017,718,416/97,306
  6. Step 6: Final answer
    x = 452,363.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.