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Finding the Third Proportional to 240,273 and 528,508

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Solution

The third proportional to 240,273 and 528,508 is: 1,162,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,273 : 528,508 = 528,508 : x
  2. Step 2: Convert to fraction form
    240,273/528,508 = 528,508/x
  3. Step 3: Cross multiply
    240,273x = 528,508 × 528,508
  4. Step 4: Simplify right side
    240,273x = 279,320,706,064
  5. Step 5: Solve for x
    x = 279,320,706,064/240,273
  6. Step 6: Final answer
    x = 1,162,513.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.