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Finding the Third Proportional to 254,139.75 and 552,552.75

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Solution

The third proportional to 254,139.75 and 552,552.75 is: 1,201,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,139.75 : 552,552.75 = 552,552.75 : x
  2. Step 2: Convert to fraction form
    254,139.75/552,552.75 = 552,552.75/x
  3. Step 3: Cross multiply
    254,139.75x = 552,552.75 × 552,552.75
  4. Step 4: Simplify right side
    254,139.75x = 305,314,541,532.56
  5. Step 5: Solve for x
    x = 305,314,541,532.56/254,139.75
  6. Step 6: Final answer
    x = 1,201,364.77

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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.