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Finding the Third Proportional to 471,638 and 1,017,966.50

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Solution

The third proportional to 471,638 and 1,017,966.50 is: 2,197,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,638 : 1,017,966.50 = 1,017,966.50 : x
  2. Step 2: Convert to fraction form
    471,638/1,017,966.50 = 1,017,966.50/x
  3. Step 3: Cross multiply
    471,638x = 1,017,966.50 × 1,017,966.50
  4. Step 4: Simplify right side
    471,638x = 1,036,255,795,122.25
  5. Step 5: Solve for x
    x = 1,036,255,795,122.25/471,638
  6. Step 6: Final answer
    x = 2,197,142.29

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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.