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Finding the Third Proportional to 1,029,820.50 and 2,242,716.75

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Solution

The third proportional to 1,029,820.50 and 2,242,716.75 is: 4,884,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,820.50 : 2,242,716.75 = 2,242,716.75 : x
  2. Step 2: Convert to fraction form
    1,029,820.50/2,242,716.75 = 2,242,716.75/x
  3. Step 3: Cross multiply
    1,029,820.50x = 2,242,716.75 × 2,242,716.75
  4. Step 4: Simplify right side
    1,029,820.50x = 5,029,778,420,730.56
  5. Step 5: Solve for x
    x = 5,029,778,420,730.56/1,029,820.50
  6. Step 6: Final answer
    x = 4,884,131.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.