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Finding the Fourth Proportional to 3,386.00, 5,078.22 and 1,630.10

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Solution

The fourth proportional to 3,386.00, 5,078.22 and 1,630.10 is: 2,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.00 : 5,078.22 = 1,630.10 : x
  2. Step 2: Convert to fraction form
    3,386.00/5,078.22 = 1,630.10/x
  3. Step 3: Cross multiply
    3,386.00x = 5,078.22 × 1,630.10
  4. Step 4: Simplify right side
    3,386.00x = 8,277,981.03
  5. Step 5: Solve for x
    x = 8,277,981.03/3,386.00
  6. Step 6: Final answer
    x = 2,444.77

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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.