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Finding the Third Proportional to 781,046 and 1,623,868

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Solution

The third proportional to 781,046 and 1,623,868 is: 3,376,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,046 : 1,623,868 = 1,623,868 : x
  2. Step 2: Convert to fraction form
    781,046/1,623,868 = 1,623,868/x
  3. Step 3: Cross multiply
    781,046x = 1,623,868 × 1,623,868
  4. Step 4: Simplify right side
    781,046x = 2,636,947,281,424
  5. Step 5: Solve for x
    x = 2,636,947,281,424/781,046
  6. Step 6: Final answer
    x = 3,376,174.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.