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Finding the Fourth Proportional to 6,812.58, 9,401.47 and 3,746.56

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Solution

The fourth proportional to 6,812.58, 9,401.47 and 3,746.56 is: 5,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.58 : 9,401.47 = 3,746.56 : x
  2. Step 2: Convert to fraction form
    6,812.58/9,401.47 = 3,746.56/x
  3. Step 3: Cross multiply
    6,812.58x = 9,401.47 × 3,746.56
  4. Step 4: Simplify right side
    6,812.58x = 35,223,180.81
  5. Step 5: Solve for x
    x = 35,223,180.81/6,812.58
  6. Step 6: Final answer
    x = 5,170.32

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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.