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Finding the Third Proportional to 873,282 and 1,388,649

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Solution

The third proportional to 873,282 and 1,388,649 is: 2,208,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,282 : 1,388,649 = 1,388,649 : x
  2. Step 2: Convert to fraction form
    873,282/1,388,649 = 1,388,649/x
  3. Step 3: Cross multiply
    873,282x = 1,388,649 × 1,388,649
  4. Step 4: Simplify right side
    873,282x = 1,928,346,045,201
  5. Step 5: Solve for x
    x = 1,928,346,045,201/873,282
  6. Step 6: Final answer
    x = 2,208,159.62

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.