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Finding the Third Proportional to 7,533 and 18,121.50

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Solution

The third proportional to 7,533 and 18,121.50 is: 43,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533 : 18,121.50 = 18,121.50 : x
  2. Step 2: Convert to fraction form
    7,533/18,121.50 = 18,121.50/x
  3. Step 3: Cross multiply
    7,533x = 18,121.50 × 18,121.50
  4. Step 4: Simplify right side
    7,533x = 328,388,762.25
  5. Step 5: Solve for x
    x = 328,388,762.25/7,533
  6. Step 6: Final answer
    x = 43,593.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.