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Finding the Third Proportional to 100,252.13 and 215,570.25

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Solution

The third proportional to 100,252.13 and 215,570.25 is: 463,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,252.13 : 215,570.25 = 215,570.25 : x
  2. Step 2: Convert to fraction form
    100,252.13/215,570.25 = 215,570.25/x
  3. Step 3: Cross multiply
    100,252.13x = 215,570.25 × 215,570.25
  4. Step 4: Simplify right side
    100,252.13x = 46,470,532,685.06
  5. Step 5: Solve for x
    x = 46,470,532,685.06/100,252.13
  6. Step 6: Final answer
    x = 463,536.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.