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Finding the Third Proportional to 258,732 and 565,556

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Solution

The third proportional to 258,732 and 565,556 is: 1,236,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,732 : 565,556 = 565,556 : x
  2. Step 2: Convert to fraction form
    258,732/565,556 = 565,556/x
  3. Step 3: Cross multiply
    258,732x = 565,556 × 565,556
  4. Step 4: Simplify right side
    258,732x = 319,853,589,136
  5. Step 5: Solve for x
    x = 319,853,589,136/258,732
  6. Step 6: Final answer
    x = 1,236,235.14

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Why These Related Problems?

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