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Finding the Fourth Proportional to 6,395.44, 8,823.60 and 3,740.98

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Solution

The fourth proportional to 6,395.44, 8,823.60 and 3,740.98 is: 5,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395.44 : 8,823.60 = 3,740.98 : x
  2. Step 2: Convert to fraction form
    6,395.44/8,823.60 = 3,740.98/x
  3. Step 3: Cross multiply
    6,395.44x = 8,823.60 × 3,740.98
  4. Step 4: Simplify right side
    6,395.44x = 33,008,911.13
  5. Step 5: Solve for x
    x = 33,008,911.13/6,395.44
  6. Step 6: Final answer
    x = 5,161.32

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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.