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Finding the Third Proportional to 926,331.19 and 1,389,496.78

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Solution

The third proportional to 926,331.19 and 1,389,496.78 is: 2,084,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,331.19 : 1,389,496.78 = 1,389,496.78 : x
  2. Step 2: Convert to fraction form
    926,331.19/1,389,496.78 = 1,389,496.78/x
  3. Step 3: Cross multiply
    926,331.19x = 1,389,496.78 × 1,389,496.78
  4. Step 4: Simplify right side
    926,331.19x = 1,930,701,305,104.11
  5. Step 5: Solve for x
    x = 1,930,701,305,104.11/926,331.19
  6. Step 6: Final answer
    x = 2,084,245.17

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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.