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Finding the Fourth Proportional to 7,429.54, 10,252.74 and 4,445.37

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Solution

The fourth proportional to 7,429.54, 10,252.74 and 4,445.37 is: 6,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.54 : 10,252.74 = 4,445.37 : x
  2. Step 2: Convert to fraction form
    7,429.54/10,252.74 = 4,445.37/x
  3. Step 3: Cross multiply
    7,429.54x = 10,252.74 × 4,445.37
  4. Step 4: Simplify right side
    7,429.54x = 45,577,222.81
  5. Step 5: Solve for x
    x = 45,577,222.81/7,429.54
  6. Step 6: Final answer
    x = 6,134.60

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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.