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Finding the Fourth Proportional to 3,433.77, 5,152.77 and 1,353.41

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Solution

The fourth proportional to 3,433.77, 5,152.77 and 1,353.41 is: 2,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.77 : 5,152.77 = 1,353.41 : x
  2. Step 2: Convert to fraction form
    3,433.77/5,152.77 = 1,353.41/x
  3. Step 3: Cross multiply
    3,433.77x = 5,152.77 × 1,353.41
  4. Step 4: Simplify right side
    3,433.77x = 6,973,804.00
  5. Step 5: Solve for x
    x = 6,973,804.00/3,433.77
  6. Step 6: Final answer
    x = 2,030.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.