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Finding the Third Proportional to 72,384.75 and 104,424.75

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Solution

The third proportional to 72,384.75 and 104,424.75 is: 150,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,384.75 : 104,424.75 = 104,424.75 : x
  2. Step 2: Convert to fraction form
    72,384.75/104,424.75 = 104,424.75/x
  3. Step 3: Cross multiply
    72,384.75x = 104,424.75 × 104,424.75
  4. Step 4: Simplify right side
    72,384.75x = 10,904,528,412.56
  5. Step 5: Solve for x
    x = 10,904,528,412.56/72,384.75
  6. Step 6: Final answer
    x = 150,646.76

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.