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Finding the Third Proportional to 220,515 and 483,060

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Solution

The third proportional to 220,515 and 483,060 is: 1,058,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,515 : 483,060 = 483,060 : x
  2. Step 2: Convert to fraction form
    220,515/483,060 = 483,060/x
  3. Step 3: Cross multiply
    220,515x = 483,060 × 483,060
  4. Step 4: Simplify right side
    220,515x = 233,346,963,600
  5. Step 5: Solve for x
    x = 233,346,963,600/220,515
  6. Step 6: Final answer
    x = 1,058,190.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.