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Finding the Fourth Proportional to 2,005.02, 3,006.00 and 1,225.39

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Solution

The fourth proportional to 2,005.02, 3,006.00 and 1,225.39 is: 1,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.02 : 3,006.00 = 1,225.39 : x
  2. Step 2: Convert to fraction form
    2,005.02/3,006.00 = 1,225.39/x
  3. Step 3: Cross multiply
    2,005.02x = 3,006.00 × 1,225.39
  4. Step 4: Simplify right side
    2,005.02x = 3,683,516.21
  5. Step 5: Solve for x
    x = 3,683,516.21/2,005.02
  6. Step 6: Final answer
    x = 1,837.15

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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.