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Finding the Fourth Proportional to 3,928.98, 5,893.47 and 1,737.18

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Solution

The fourth proportional to 3,928.98, 5,893.47 and 1,737.18 is: 2,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.98 : 5,893.47 = 1,737.18 : x
  2. Step 2: Convert to fraction form
    3,928.98/5,893.47 = 1,737.18/x
  3. Step 3: Cross multiply
    3,928.98x = 5,893.47 × 1,737.18
  4. Step 4: Simplify right side
    3,928.98x = 10,238,018.21
  5. Step 5: Solve for x
    x = 10,238,018.21/3,928.98
  6. Step 6: Final answer
    x = 2,605.77

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Similar ratio
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1.5x scale

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.