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Finding the Fourth Proportional to 7,741, 10,682.58 and 4,204.24

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Solution

The fourth proportional to 7,741, 10,682.58 and 4,204.24 is: 5,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741 : 10,682.58 = 4,204.24 : x
  2. Step 2: Convert to fraction form
    7,741/10,682.58 = 4,204.24/x
  3. Step 3: Cross multiply
    7,741x = 10,682.58 × 4,204.24
  4. Step 4: Simplify right side
    7,741x = 44,912,130.14
  5. Step 5: Solve for x
    x = 44,912,130.14/7,741
  6. Step 6: Final answer
    x = 5,801.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.