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Finding the Fourth Proportional to 6,194.76, 8,548.80 and 3,400.28

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Solution

The fourth proportional to 6,194.76, 8,548.80 and 3,400.28 is: 4,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,194.76 : 8,548.80 = 3,400.28 : x
  2. Step 2: Convert to fraction form
    6,194.76/8,548.80 = 3,400.28/x
  3. Step 3: Cross multiply
    6,194.76x = 8,548.80 × 3,400.28
  4. Step 4: Simplify right side
    6,194.76x = 29,068,313.66
  5. Step 5: Solve for x
    x = 29,068,313.66/6,194.76
  6. Step 6: Final answer
    x = 4,692.40

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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.