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Finding the Third Proportional to 254,392 and 552,488

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Solution

The third proportional to 254,392 and 552,488 is: 1,199,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,392 : 552,488 = 552,488 : x
  2. Step 2: Convert to fraction form
    254,392/552,488 = 552,488/x
  3. Step 3: Cross multiply
    254,392x = 552,488 × 552,488
  4. Step 4: Simplify right side
    254,392x = 305,242,990,144
  5. Step 5: Solve for x
    x = 305,242,990,144/254,392
  6. Step 6: Final answer
    x = 1,199,892.25

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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.