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Finding the Third Proportional to 258,457 and 547,599

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Solution

The third proportional to 258,457 and 547,599 is: 1,160,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,457 : 547,599 = 547,599 : x
  2. Step 2: Convert to fraction form
    258,457/547,599 = 547,599/x
  3. Step 3: Cross multiply
    258,457x = 547,599 × 547,599
  4. Step 4: Simplify right side
    258,457x = 299,864,664,801
  5. Step 5: Solve for x
    x = 299,864,664,801/258,457
  6. Step 6: Final answer
    x = 1,160,211.04

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.