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Finding the Third Proportional to 18,549,659.25 and 25,631,655.75

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Solution

The third proportional to 18,549,659.25 and 25,631,655.75 is: 35,417,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549,659.25 : 25,631,655.75 = 25,631,655.75 : x
  2. Step 2: Convert to fraction form
    18,549,659.25/25,631,655.75 = 25,631,655.75/x
  3. Step 3: Cross multiply
    18,549,659.25x = 25,631,655.75 × 25,631,655.75
  4. Step 4: Simplify right side
    18,549,659.25x = 656,981,776,486,508
  5. Step 5: Solve for x
    x = 656,981,776,486,508/18,549,659.25
  6. Step 6: Final answer
    x = 35,417,457.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.