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Finding the Fourth Proportional to 6,443.04, 8,889.28 and 3,610

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Solution

The fourth proportional to 6,443.04, 8,889.28 and 3,610 is: 4,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443.04 : 8,889.28 = 3,610 : x
  2. Step 2: Convert to fraction form
    6,443.04/8,889.28 = 3,610/x
  3. Step 3: Cross multiply
    6,443.04x = 8,889.28 × 3,610
  4. Step 4: Simplify right side
    6,443.04x = 32,090,300.80
  5. Step 5: Solve for x
    x = 32,090,300.80/6,443.04
  6. Step 6: Final answer
    x = 4,980.61

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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.