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Finding the Third Proportional to 826,659 and 1,264,531.50

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Solution

The third proportional to 826,659 and 1,264,531.50 is: 1,934,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,659 : 1,264,531.50 = 1,264,531.50 : x
  2. Step 2: Convert to fraction form
    826,659/1,264,531.50 = 1,264,531.50/x
  3. Step 3: Cross multiply
    826,659x = 1,264,531.50 × 1,264,531.50
  4. Step 4: Simplify right side
    826,659x = 1,599,039,914,492.25
  5. Step 5: Solve for x
    x = 1,599,039,914,492.25/826,659
  6. Step 6: Final answer
    x = 1,934,340.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.