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Finding the Fourth Proportional to 3,073.41, 4,604.61 and 1,869.09

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Solution

The fourth proportional to 3,073.41, 4,604.61 and 1,869.09 is: 2,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.41 : 4,604.61 = 1,869.09 : x
  2. Step 2: Convert to fraction form
    3,073.41/4,604.61 = 1,869.09/x
  3. Step 3: Cross multiply
    3,073.41x = 4,604.61 × 1,869.09
  4. Step 4: Simplify right side
    3,073.41x = 8,606,420.25
  5. Step 5: Solve for x
    x = 8,606,420.25/3,073.41
  6. Step 6: Final answer
    x = 2,800.28

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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.