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Finding the Fourth Proportional to 2,344.71, 3,237 and 1,599.78

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Solution

The fourth proportional to 2,344.71, 3,237 and 1,599.78 is: 2,208.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.71 : 3,237 = 1,599.78 : x
  2. Step 2: Convert to fraction form
    2,344.71/3,237 = 1,599.78/x
  3. Step 3: Cross multiply
    2,344.71x = 3,237 × 1,599.78
  4. Step 4: Simplify right side
    2,344.71x = 5,178,487.86
  5. Step 5: Solve for x
    x = 5,178,487.86/2,344.71
  6. Step 6: Final answer
    x = 2,208.58

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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.