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Finding the Third Proportional to 261,924 and 565,582

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Solution

The third proportional to 261,924 and 565,582 is: 1,221,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,924 : 565,582 = 565,582 : x
  2. Step 2: Convert to fraction form
    261,924/565,582 = 565,582/x
  3. Step 3: Cross multiply
    261,924x = 565,582 × 565,582
  4. Step 4: Simplify right side
    261,924x = 319,882,998,724
  5. Step 5: Solve for x
    x = 319,882,998,724/261,924
  6. Step 6: Final answer
    x = 1,221,281.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.