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Finding the Third Proportional to 54,262.50 and 79,273.50

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Solution

The third proportional to 54,262.50 and 79,273.50 is: 115,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262.50 : 79,273.50 = 79,273.50 : x
  2. Step 2: Convert to fraction form
    54,262.50/79,273.50 = 79,273.50/x
  3. Step 3: Cross multiply
    54,262.50x = 79,273.50 × 79,273.50
  4. Step 4: Simplify right side
    54,262.50x = 6,284,287,802.25
  5. Step 5: Solve for x
    x = 6,284,287,802.25/54,262.50
  6. Step 6: Final answer
    x = 115,812.72

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.