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Finding the Third Proportional to 539,623.50 and 791,939.25

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Solution

The third proportional to 539,623.50 and 791,939.25 is: 1,162,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,623.50 : 791,939.25 = 791,939.25 : x
  2. Step 2: Convert to fraction form
    539,623.50/791,939.25 = 791,939.25/x
  3. Step 3: Cross multiply
    539,623.50x = 791,939.25 × 791,939.25
  4. Step 4: Simplify right side
    539,623.50x = 627,167,775,690.56
  5. Step 5: Solve for x
    x = 627,167,775,690.56/539,623.50
  6. Step 6: Final answer
    x = 1,162,232.14

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Why These Related Problems?

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