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Finding the Third Proportional to 254,220 and 552,706

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Solution

The third proportional to 254,220 and 552,706 is: 1,201,651.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,220 : 552,706 = 552,706 : x
  2. Step 2: Convert to fraction form
    254,220/552,706 = 552,706/x
  3. Step 3: Cross multiply
    254,220x = 552,706 × 552,706
  4. Step 4: Simplify right side
    254,220x = 305,483,922,436
  5. Step 5: Solve for x
    x = 305,483,922,436/254,220
  6. Step 6: Final answer
    x = 1,201,651.81

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.