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Finding the Third Proportional to 295,899.75 and 457,660.13

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Solution

The third proportional to 295,899.75 and 457,660.13 is: 707,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,899.75 : 457,660.13 = 457,660.13 : x
  2. Step 2: Convert to fraction form
    295,899.75/457,660.13 = 457,660.13/x
  3. Step 3: Cross multiply
    295,899.75x = 457,660.13 × 457,660.13
  4. Step 4: Simplify right side
    295,899.75x = 209,452,790,015.02
  5. Step 5: Solve for x
    x = 209,452,790,015.02/295,899.75
  6. Step 6: Final answer
    x = 707,850.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.