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Finding the Third Proportional to 97,457 and 209,953

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Solution

The third proportional to 97,457 and 209,953 is: 452,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,457 : 209,953 = 209,953 : x
  2. Step 2: Convert to fraction form
    97,457/209,953 = 209,953/x
  3. Step 3: Cross multiply
    97,457x = 209,953 × 209,953
  4. Step 4: Simplify right side
    97,457x = 44,080,262,209
  5. Step 5: Solve for x
    x = 44,080,262,209/97,457
  6. Step 6: Final answer
    x = 452,304.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.