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Finding the Fourth Proportional to 2,161.00, 3,242.01 and 700.15

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Solution

The fourth proportional to 2,161.00, 3,242.01 and 700.15 is: 1,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161.00 : 3,242.01 = 700.15 : x
  2. Step 2: Convert to fraction form
    2,161.00/3,242.01 = 700.15/x
  3. Step 3: Cross multiply
    2,161.00x = 3,242.01 × 700.15
  4. Step 4: Simplify right side
    2,161.00x = 2,269,873.59
  5. Step 5: Solve for x
    x = 2,269,873.59/2,161.00
  6. Step 6: Final answer
    x = 1,050.38

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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.