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Finding the Third Proportional to 17,880.75 and 26,222.06

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Solution

The third proportional to 17,880.75 and 26,222.06 is: 38,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.75 : 26,222.06 = 26,222.06 : x
  2. Step 2: Convert to fraction form
    17,880.75/26,222.06 = 26,222.06/x
  3. Step 3: Cross multiply
    17,880.75x = 26,222.06 × 26,222.06
  4. Step 4: Simplify right side
    17,880.75x = 687,596,561.75
  5. Step 5: Solve for x
    x = 687,596,561.75/17,880.75
  6. Step 6: Final answer
    x = 38,454.57

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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.