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Finding the Fourth Proportional to 6,491.48, 8,953.34 and 5,596.76

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Solution

The fourth proportional to 6,491.48, 8,953.34 and 5,596.76 is: 7,719.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.48 : 8,953.34 = 5,596.76 : x
  2. Step 2: Convert to fraction form
    6,491.48/8,953.34 = 5,596.76/x
  3. Step 3: Cross multiply
    6,491.48x = 8,953.34 × 5,596.76
  4. Step 4: Simplify right side
    6,491.48x = 50,109,689.58
  5. Step 5: Solve for x
    x = 50,109,689.58/6,491.48
  6. Step 6: Final answer
    x = 7,719.31

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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.