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Finding the Fourth Proportional to 6,200.97, 8,557.54 and 3,406.47

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Solution

The fourth proportional to 6,200.97, 8,557.54 and 3,406.47 is: 4,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.97 : 8,557.54 = 3,406.47 : x
  2. Step 2: Convert to fraction form
    6,200.97/8,557.54 = 3,406.47/x
  3. Step 3: Cross multiply
    6,200.97x = 8,557.54 × 3,406.47
  4. Step 4: Simplify right side
    6,200.97x = 29,151,003.28
  5. Step 5: Solve for x
    x = 29,151,003.28/6,200.97
  6. Step 6: Final answer
    x = 4,701.04

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Half scale
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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.