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Finding the Third Proportional to 98,994 and 207,708

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Solution

The third proportional to 98,994 and 207,708 is: 435,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,994 : 207,708 = 207,708 : x
  2. Step 2: Convert to fraction form
    98,994/207,708 = 207,708/x
  3. Step 3: Cross multiply
    98,994x = 207,708 × 207,708
  4. Step 4: Simplify right side
    98,994x = 43,142,613,264
  5. Step 5: Solve for x
    x = 43,142,613,264/98,994
  6. Step 6: Final answer
    x = 435,810.39

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.