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Finding the Fourth Proportional to 4,395.54, 6,593.31 and 1,108.64

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Solution

The fourth proportional to 4,395.54, 6,593.31 and 1,108.64 is: 1,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.54 : 6,593.31 = 1,108.64 : x
  2. Step 2: Convert to fraction form
    4,395.54/6,593.31 = 1,108.64/x
  3. Step 3: Cross multiply
    4,395.54x = 6,593.31 × 1,108.64
  4. Step 4: Simplify right side
    4,395.54x = 7,309,574.23
  5. Step 5: Solve for x
    x = 7,309,574.23/4,395.54
  6. Step 6: Final answer
    x = 1,662.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.