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Finding the Third Proportional to 3,603.19 and 4,887.56

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Solution

The third proportional to 3,603.19 and 4,887.56 is: 6,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.19 : 4,887.56 = 4,887.56 : x
  2. Step 2: Convert to fraction form
    3,603.19/4,887.56 = 4,887.56/x
  3. Step 3: Cross multiply
    3,603.19x = 4,887.56 × 4,887.56
  4. Step 4: Simplify right side
    3,603.19x = 23,888,267.19
  5. Step 5: Solve for x
    x = 23,888,267.19/3,603.19
  6. Step 6: Final answer
    x = 6,629.76

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.