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Finding the Third Proportional to 18,012.38 and 26,552.25

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Solution

The third proportional to 18,012.38 and 26,552.25 is: 39,140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.38 : 26,552.25 = 26,552.25 : x
  2. Step 2: Convert to fraction form
    18,012.38/26,552.25 = 26,552.25/x
  3. Step 3: Cross multiply
    18,012.38x = 26,552.25 × 26,552.25
  4. Step 4: Simplify right side
    18,012.38x = 705,021,980.06
  5. Step 5: Solve for x
    x = 705,021,980.06/18,012.38
  6. Step 6: Final answer
    x = 39,140.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.