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Finding the Fourth Proportional to 8,319.19, 11,480.54 and 4,593.19

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Solution

The fourth proportional to 8,319.19, 11,480.54 and 4,593.19 is: 6,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.19 : 11,480.54 = 4,593.19 : x
  2. Step 2: Convert to fraction form
    8,319.19/11,480.54 = 4,593.19/x
  3. Step 3: Cross multiply
    8,319.19x = 11,480.54 × 4,593.19
  4. Step 4: Simplify right side
    8,319.19x = 52,732,278.56
  5. Step 5: Solve for x
    x = 52,732,278.56/8,319.19
  6. Step 6: Final answer
    x = 6,338.63

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,320.19, 11,481.92 and 4,594.19
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.