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Finding the Third Proportional to 258,735 and 563,031

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Solution

The third proportional to 258,735 and 563,031 is: 1,225,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,735 : 563,031 = 563,031 : x
  2. Step 2: Convert to fraction form
    258,735/563,031 = 563,031/x
  3. Step 3: Cross multiply
    258,735x = 563,031 × 563,031
  4. Step 4: Simplify right side
    258,735x = 317,003,906,961
  5. Step 5: Solve for x
    x = 317,003,906,961/258,735
  6. Step 6: Final answer
    x = 1,225,206.90

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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.