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Finding the Fourth Proportional to 4,748.04, 6,555.37 and 4,249.81

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Solution

The fourth proportional to 4,748.04, 6,555.37 and 4,249.81 is: 5,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.04 : 6,555.37 = 4,249.81 : x
  2. Step 2: Convert to fraction form
    4,748.04/6,555.37 = 4,249.81/x
  3. Step 3: Cross multiply
    4,748.04x = 6,555.37 × 4,249.81
  4. Step 4: Simplify right side
    4,748.04x = 27,859,076.98
  5. Step 5: Solve for x
    x = 27,859,076.98/4,748.04
  6. Step 6: Final answer
    x = 5,867.49

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Half scale
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Double scale
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Similar ratio
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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.