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Finding the Third Proportional to 1,179,684 and 2,580,142.50

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Solution

The third proportional to 1,179,684 and 2,580,142.50 is: 5,643,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,684 : 2,580,142.50 = 2,580,142.50 : x
  2. Step 2: Convert to fraction form
    1,179,684/2,580,142.50 = 2,580,142.50/x
  3. Step 3: Cross multiply
    1,179,684x = 2,580,142.50 × 2,580,142.50
  4. Step 4: Simplify right side
    1,179,684x = 6,657,135,320,306.25
  5. Step 5: Solve for x
    x = 6,657,135,320,306.25/1,179,684
  6. Step 6: Final answer
    x = 5,643,151.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.