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Finding the Fourth Proportional to 1,674.33, 2,512.26 and 894.12

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Solution

The fourth proportional to 1,674.33, 2,512.26 and 894.12 is: 1,341.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.33 : 2,512.26 = 894.12 : x
  2. Step 2: Convert to fraction form
    1,674.33/2,512.26 = 894.12/x
  3. Step 3: Cross multiply
    1,674.33x = 2,512.26 × 894.12
  4. Step 4: Simplify right side
    1,674.33x = 2,246,261.91
  5. Step 5: Solve for x
    x = 2,246,261.91/1,674.33
  6. Step 6: Final answer
    x = 1,341.59

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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.