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Finding the Third Proportional to 28,738.55 and 36,729.07

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Solution

The third proportional to 28,738.55 and 36,729.07 is: 46,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,738.55 : 36,729.07 = 36,729.07 : x
  2. Step 2: Convert to fraction form
    28,738.55/36,729.07 = 36,729.07/x
  3. Step 3: Cross multiply
    28,738.55x = 36,729.07 × 36,729.07
  4. Step 4: Simplify right side
    28,738.55x = 1,349,024,606.02
  5. Step 5: Solve for x
    x = 1,349,024,606.02/28,738.55
  6. Step 6: Final answer
    x = 46,941.29

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.