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Finding the Third Proportional to 17,690.63 and 26,762.63

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Solution

The third proportional to 17,690.63 and 26,762.63 is: 40,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.63 : 26,762.63 = 26,762.63 : x
  2. Step 2: Convert to fraction form
    17,690.63/26,762.63 = 26,762.63/x
  3. Step 3: Cross multiply
    17,690.63x = 26,762.63 × 26,762.63
  4. Step 4: Simplify right side
    17,690.63x = 716,238,096.89
  5. Step 5: Solve for x
    x = 716,238,096.89/17,690.63
  6. Step 6: Final answer
    x = 40,486.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.