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Finding the Fourth Proportional to 5,744.93, 8,617.17 and 1,640.93

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Solution

The fourth proportional to 5,744.93, 8,617.17 and 1,640.93 is: 2,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.93 : 8,617.17 = 1,640.93 : x
  2. Step 2: Convert to fraction form
    5,744.93/8,617.17 = 1,640.93/x
  3. Step 3: Cross multiply
    5,744.93x = 8,617.17 × 1,640.93
  4. Step 4: Simplify right side
    5,744.93x = 14,140,172.77
  5. Step 5: Solve for x
    x = 14,140,172.77/5,744.93
  6. Step 6: Final answer
    x = 2,461.33

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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.