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Finding the Fourth Proportional to 6,374.36, 8,796.47 and 3,541.57

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Solution

The fourth proportional to 6,374.36, 8,796.47 and 3,541.57 is: 4,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.36 : 8,796.47 = 3,541.57 : x
  2. Step 2: Convert to fraction form
    6,374.36/8,796.47 = 3,541.57/x
  3. Step 3: Cross multiply
    6,374.36x = 8,796.47 × 3,541.57
  4. Step 4: Simplify right side
    6,374.36x = 31,153,301.12
  5. Step 5: Solve for x
    x = 31,153,301.12/6,374.36
  6. Step 6: Final answer
    x = 4,887.28

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Why These Related Problems?

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