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Finding the Fourth Proportional to 5,256.36, 7,247.04 and 4,308.72

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Solution

The fourth proportional to 5,256.36, 7,247.04 and 4,308.72 is: 5,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.36 : 7,247.04 = 4,308.72 : x
  2. Step 2: Convert to fraction form
    5,256.36/7,247.04 = 4,308.72/x
  3. Step 3: Cross multiply
    5,256.36x = 7,247.04 × 4,308.72
  4. Step 4: Simplify right side
    5,256.36x = 31,225,466.19
  5. Step 5: Solve for x
    x = 31,225,466.19/5,256.36
  6. Step 6: Final answer
    x = 5,940.51

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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.