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Finding the Fourth Proportional to 1,937.97, 2,890.04 and 1,806.75

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Solution

The fourth proportional to 1,937.97, 2,890.04 and 1,806.75 is: 2,694.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.97 : 2,890.04 = 1,806.75 : x
  2. Step 2: Convert to fraction form
    1,937.97/2,890.04 = 1,806.75/x
  3. Step 3: Cross multiply
    1,937.97x = 2,890.04 × 1,806.75
  4. Step 4: Simplify right side
    1,937.97x = 5,221,570.74
  5. Step 5: Solve for x
    x = 5,221,570.74/1,937.97
  6. Step 6: Final answer
    x = 2,694.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.