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Finding the Fourth Proportional to 5,254.66, 7,254.40 and 3,488.68

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Solution

The fourth proportional to 5,254.66, 7,254.40 and 3,488.68 is: 4,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.66 : 7,254.40 = 3,488.68 : x
  2. Step 2: Convert to fraction form
    5,254.66/7,254.40 = 3,488.68/x
  3. Step 3: Cross multiply
    5,254.66x = 7,254.40 × 3,488.68
  4. Step 4: Simplify right side
    5,254.66x = 25,308,253.33
  5. Step 5: Solve for x
    x = 25,308,253.33/5,254.66
  6. Step 6: Final answer
    x = 4,816.35

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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.