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Finding the Third Proportional to 516,120 and 758,999

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Solution

The third proportional to 516,120 and 758,999 is: 1,116,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,120 : 758,999 = 758,999 : x
  2. Step 2: Convert to fraction form
    516,120/758,999 = 758,999/x
  3. Step 3: Cross multiply
    516,120x = 758,999 × 758,999
  4. Step 4: Simplify right side
    516,120x = 576,079,482,001
  5. Step 5: Solve for x
    x = 576,079,482,001/516,120
  6. Step 6: Final answer
    x = 1,116,173.53

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.