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Finding the Fourth Proportional to 1,850.02, 2,775.51 and 925.54

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Solution

The fourth proportional to 1,850.02, 2,775.51 and 925.54 is: 1,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.02 : 2,775.51 = 925.54 : x
  2. Step 2: Convert to fraction form
    1,850.02/2,775.51 = 925.54/x
  3. Step 3: Cross multiply
    1,850.02x = 2,775.51 × 925.54
  4. Step 4: Simplify right side
    1,850.02x = 2,568,845.53
  5. Step 5: Solve for x
    x = 2,568,845.53/1,850.02
  6. Step 6: Final answer
    x = 1,388.55

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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.