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Finding the Fourth Proportional to 1,779.00, 2,667.47 and 737.81

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Solution

The fourth proportional to 1,779.00, 2,667.47 and 737.81 is: 1,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.00 : 2,667.47 = 737.81 : x
  2. Step 2: Convert to fraction form
    1,779.00/2,667.47 = 737.81/x
  3. Step 3: Cross multiply
    1,779.00x = 2,667.47 × 737.81
  4. Step 4: Simplify right side
    1,779.00x = 1,968,079.02
  5. Step 5: Solve for x
    x = 1,968,079.02/1,779.00
  6. Step 6: Final answer
    x = 1,106.29

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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.