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Finding the Third Proportional to 261,922.50 and 565,581

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Solution

The third proportional to 261,922.50 and 565,581 is: 1,221,284.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,922.50 : 565,581 = 565,581 : x
  2. Step 2: Convert to fraction form
    261,922.50/565,581 = 565,581/x
  3. Step 3: Cross multiply
    261,922.50x = 565,581 × 565,581
  4. Step 4: Simplify right side
    261,922.50x = 319,881,867,561
  5. Step 5: Solve for x
    x = 319,881,867,561/261,922.50
  6. Step 6: Final answer
    x = 1,221,284.42

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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.