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Finding the Third Proportional to 539,831 and 1,181,358

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Solution

The third proportional to 539,831 and 1,181,358 is: 2,585,265.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,831 : 1,181,358 = 1,181,358 : x
  2. Step 2: Convert to fraction form
    539,831/1,181,358 = 1,181,358/x
  3. Step 3: Cross multiply
    539,831x = 1,181,358 × 1,181,358
  4. Step 4: Simplify right side
    539,831x = 1,395,606,724,164
  5. Step 5: Solve for x
    x = 1,395,606,724,164/539,831
  6. Step 6: Final answer
    x = 2,585,265.99

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