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Finding the Third Proportional to 98,287,568.25 and 213,282,113.25

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Solution

The third proportional to 98,287,568.25 and 213,282,113.25 is: 462,818,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,287,568.25 : 213,282,113.25 = 213,282,113.25 : x
  2. Step 2: Convert to fraction form
    98,287,568.25/213,282,113.25 = 213,282,113.25/x
  3. Step 3: Cross multiply
    98,287,568.25x = 213,282,113.25 × 213,282,113.25
  4. Step 4: Simplify right side
    98,287,568.25x = 45,489,259,832,385,824
  5. Step 5: Solve for x
    x = 45,489,259,832,385,824/98,287,568.25
  6. Step 6: Final answer
    x = 462,818,041.41

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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.