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Finding the Third Proportional to 939,828 and 1,513,261.13

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Solution

The third proportional to 939,828 and 1,513,261.13 is: 2,436,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,828 : 1,513,261.13 = 1,513,261.13 : x
  2. Step 2: Convert to fraction form
    939,828/1,513,261.13 = 1,513,261.13/x
  3. Step 3: Cross multiply
    939,828x = 1,513,261.13 × 1,513,261.13
  4. Step 4: Simplify right side
    939,828x = 2,289,959,232,436.27
  5. Step 5: Solve for x
    x = 2,289,959,232,436.27/939,828
  6. Step 6: Final answer
    x = 2,436,572.68

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.