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Finding the Third Proportional to 163,608,531.75 and 349,891,876.13

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Solution

The third proportional to 163,608,531.75 and 349,891,876.13 is: 748,275,922.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,608,531.75 : 349,891,876.13 = 349,891,876.13 : x
  2. Step 2: Convert to fraction form
    163,608,531.75/349,891,876.13 = 349,891,876.13/x
  3. Step 3: Cross multiply
    163,608,531.75x = 349,891,876.13 × 349,891,876.13
  4. Step 4: Simplify right side
    163,608,531.75x = 122,424,324,978,272,352
  5. Step 5: Solve for x
    x = 122,424,324,978,272,352/163,608,531.75
  6. Step 6: Final answer
    x = 748,275,922.22

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.