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Finding the Third Proportional to 878,937.75 and 1,882,291.50

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Solution

The third proportional to 878,937.75 and 1,882,291.50 is: 4,031,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,937.75 : 1,882,291.50 = 1,882,291.50 : x
  2. Step 2: Convert to fraction form
    878,937.75/1,882,291.50 = 1,882,291.50/x
  3. Step 3: Cross multiply
    878,937.75x = 1,882,291.50 × 1,882,291.50
  4. Step 4: Simplify right side
    878,937.75x = 3,543,021,290,972.25
  5. Step 5: Solve for x
    x = 3,543,021,290,972.25/878,937.75
  6. Step 6: Final answer
    x = 4,031,026.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.