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Finding the Third Proportional to 263,871 and 514,539

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Solution

The third proportional to 263,871 and 514,539 is: 1,003,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,871 : 514,539 = 514,539 : x
  2. Step 2: Convert to fraction form
    263,871/514,539 = 514,539/x
  3. Step 3: Cross multiply
    263,871x = 514,539 × 514,539
  4. Step 4: Simplify right side
    263,871x = 264,750,382,521
  5. Step 5: Solve for x
    x = 264,750,382,521/263,871
  6. Step 6: Final answer
    x = 1,003,332.62

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.