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Finding the Fourth Proportional to 6,495.72, 8,964.15 and 3,701.40

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Solution

The fourth proportional to 6,495.72, 8,964.15 and 3,701.40 is: 5,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.72 : 8,964.15 = 3,701.40 : x
  2. Step 2: Convert to fraction form
    6,495.72/8,964.15 = 3,701.40/x
  3. Step 3: Cross multiply
    6,495.72x = 8,964.15 × 3,701.40
  4. Step 4: Simplify right side
    6,495.72x = 33,179,904.81
  5. Step 5: Solve for x
    x = 33,179,904.81/6,495.72
  6. Step 6: Final answer
    x = 5,107.96

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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.