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Finding the Fourth Proportional to 6,894.32, 9,513.33 and 3,910.01

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Solution

The fourth proportional to 6,894.32, 9,513.33 and 3,910.01 is: 5,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.32 : 9,513.33 = 3,910.01 : x
  2. Step 2: Convert to fraction form
    6,894.32/9,513.33 = 3,910.01/x
  3. Step 3: Cross multiply
    6,894.32x = 9,513.33 × 3,910.01
  4. Step 4: Simplify right side
    6,894.32x = 37,197,215.43
  5. Step 5: Solve for x
    x = 37,197,215.43/6,894.32
  6. Step 6: Final answer
    x = 5,395.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.