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Finding the Third Proportional to 881,712 and 1,323,756

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Solution

The third proportional to 881,712 and 1,323,756 is: 1,987,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,712 : 1,323,756 = 1,323,756 : x
  2. Step 2: Convert to fraction form
    881,712/1,323,756 = 1,323,756/x
  3. Step 3: Cross multiply
    881,712x = 1,323,756 × 1,323,756
  4. Step 4: Simplify right side
    881,712x = 1,752,329,947,536
  5. Step 5: Solve for x
    x = 1,752,329,947,536/881,712
  6. Step 6: Final answer
    x = 1,987,417.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.