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Finding the Third Proportional to 19,055.25 and 28,723.36

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Solution

The third proportional to 19,055.25 and 28,723.36 is: 43,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.25 : 28,723.36 = 28,723.36 : x
  2. Step 2: Convert to fraction form
    19,055.25/28,723.36 = 28,723.36/x
  3. Step 3: Cross multiply
    19,055.25x = 28,723.36 × 28,723.36
  4. Step 4: Simplify right side
    19,055.25x = 825,031,373.79
  5. Step 5: Solve for x
    x = 825,031,373.79/19,055.25
  6. Step 6: Final answer
    x = 43,296.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.