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Finding the Fourth Proportional to 1,237.57, 1,844.98 and 1,179.25

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Solution

The fourth proportional to 1,237.57, 1,844.98 and 1,179.25 is: 1,758.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.57 : 1,844.98 = 1,179.25 : x
  2. Step 2: Convert to fraction form
    1,237.57/1,844.98 = 1,179.25/x
  3. Step 3: Cross multiply
    1,237.57x = 1,844.98 × 1,179.25
  4. Step 4: Simplify right side
    1,237.57x = 2,175,685.10
  5. Step 5: Solve for x
    x = 2,175,685.10/1,237.57
  6. Step 6: Final answer
    x = 1,758.03

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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.