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Finding the Fourth Proportional to 2,334.89, 3,502.85 and 1,018.85

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Solution

The fourth proportional to 2,334.89, 3,502.85 and 1,018.85 is: 1,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.89 : 3,502.85 = 1,018.85 : x
  2. Step 2: Convert to fraction form
    2,334.89/3,502.85 = 1,018.85/x
  3. Step 3: Cross multiply
    2,334.89x = 3,502.85 × 1,018.85
  4. Step 4: Simplify right side
    2,334.89x = 3,568,873.63
  5. Step 5: Solve for x
    x = 3,568,873.63/2,334.89
  6. Step 6: Final answer
    x = 1,528.50

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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.