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Finding the Fourth Proportional to 3,448.77, 5,173.14 and 1,599.64

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Solution

The fourth proportional to 3,448.77, 5,173.14 and 1,599.64 is: 2,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.77 : 5,173.14 = 1,599.64 : x
  2. Step 2: Convert to fraction form
    3,448.77/5,173.14 = 1,599.64/x
  3. Step 3: Cross multiply
    3,448.77x = 5,173.14 × 1,599.64
  4. Step 4: Simplify right side
    3,448.77x = 8,275,154.74
  5. Step 5: Solve for x
    x = 8,275,154.74/3,448.77
  6. Step 6: Final answer
    x = 2,399.45

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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.