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Finding the Third Proportional to 661,435.03 and 1,448,987.91

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Solution

The third proportional to 661,435.03 and 1,448,987.91 is: 3,174,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,435.03 : 1,448,987.91 = 1,448,987.91 : x
  2. Step 2: Convert to fraction form
    661,435.03/1,448,987.91 = 1,448,987.91/x
  3. Step 3: Cross multiply
    661,435.03x = 1,448,987.91 × 1,448,987.91
  4. Step 4: Simplify right side
    661,435.03x = 2,099,565,952,458.76
  5. Step 5: Solve for x
    x = 2,099,565,952,458.76/661,435.03
  6. Step 6: Final answer
    x = 3,174,258.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.