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Finding the Fourth Proportional to 2,661.51, 3,672.90 and 1,482.60

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Solution

The fourth proportional to 2,661.51, 3,672.90 and 1,482.60 is: 2,046.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661.51 : 3,672.90 = 1,482.60 : x
  2. Step 2: Convert to fraction form
    2,661.51/3,672.90 = 1,482.60/x
  3. Step 3: Cross multiply
    2,661.51x = 3,672.90 × 1,482.60
  4. Step 4: Simplify right side
    2,661.51x = 5,445,441.54
  5. Step 5: Solve for x
    x = 5,445,441.54/2,661.51
  6. Step 6: Final answer
    x = 2,046.00

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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.