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Finding the Fourth Proportional to 9,710.29, 13,399.88 and 5,461.54

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Solution

The fourth proportional to 9,710.29, 13,399.88 and 5,461.54 is: 7,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.29 : 13,399.88 = 5,461.54 : x
  2. Step 2: Convert to fraction form
    9,710.29/13,399.88 = 5,461.54/x
  3. Step 3: Cross multiply
    9,710.29x = 13,399.88 × 5,461.54
  4. Step 4: Simplify right side
    9,710.29x = 73,183,980.62
  5. Step 5: Solve for x
    x = 73,183,980.62/9,710.29
  6. Step 6: Final answer
    x = 7,536.75

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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.