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Finding the Fourth Proportional to 2,555.00, 3,525.87 and 1,435.95

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Solution

The fourth proportional to 2,555.00, 3,525.87 and 1,435.95 is: 1,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.00 : 3,525.87 = 1,435.95 : x
  2. Step 2: Convert to fraction form
    2,555.00/3,525.87 = 1,435.95/x
  3. Step 3: Cross multiply
    2,555.00x = 3,525.87 × 1,435.95
  4. Step 4: Simplify right side
    2,555.00x = 5,062,973.03
  5. Step 5: Solve for x
    x = 5,062,973.03/2,555.00
  6. Step 6: Final answer
    x = 1,981.60

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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.