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Finding the Fourth Proportional to 5,076.33, 7,612.48 and 1,954.60

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Solution

The fourth proportional to 5,076.33, 7,612.48 and 1,954.60 is: 2,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.33 : 7,612.48 = 1,954.60 : x
  2. Step 2: Convert to fraction form
    5,076.33/7,612.48 = 1,954.60/x
  3. Step 3: Cross multiply
    5,076.33x = 7,612.48 × 1,954.60
  4. Step 4: Simplify right side
    5,076.33x = 14,879,353.41
  5. Step 5: Solve for x
    x = 14,879,353.41/5,076.33
  6. Step 6: Final answer
    x = 2,931.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.