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Finding the Third Proportional to 349,397,104.50 and 548,053,512.75

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Solution

The third proportional to 349,397,104.50 and 548,053,512.75 is: 859,659,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,397,104.50 : 548,053,512.75 = 548,053,512.75 : x
  2. Step 2: Convert to fraction form
    349,397,104.50/548,053,512.75 = 548,053,512.75/x
  3. Step 3: Cross multiply
    349,397,104.50x = 548,053,512.75 × 548,053,512.75
  4. Step 4: Simplify right side
    349,397,104.50x = 300,362,652,837,614,400
  5. Step 5: Solve for x
    x = 300,362,652,837,614,400/349,397,104.50
  6. Step 6: Final answer
    x = 859,659,822.50

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.