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Finding the Third Proportional to 516,235 and 1,107,181

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Solution

The third proportional to 516,235 and 1,107,181 is: 2,374,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,235 : 1,107,181 = 1,107,181 : x
  2. Step 2: Convert to fraction form
    516,235/1,107,181 = 1,107,181/x
  3. Step 3: Cross multiply
    516,235x = 1,107,181 × 1,107,181
  4. Step 4: Simplify right side
    516,235x = 1,225,849,766,761
  5. Step 5: Solve for x
    x = 1,225,849,766,761/516,235
  6. Step 6: Final answer
    x = 2,374,596.39

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.