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Finding the Third Proportional to 1,017,385 and 2,211,735

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Solution

The third proportional to 1,017,385 and 2,211,735 is: 4,808,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,385 : 2,211,735 = 2,211,735 : x
  2. Step 2: Convert to fraction form
    1,017,385/2,211,735 = 2,211,735/x
  3. Step 3: Cross multiply
    1,017,385x = 2,211,735 × 2,211,735
  4. Step 4: Simplify right side
    1,017,385x = 4,891,771,710,225
  5. Step 5: Solve for x
    x = 4,891,771,710,225/1,017,385
  6. Step 6: Final answer
    x = 4,808,181.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.