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Finding the Fourth Proportional to 1,633.89, 2,254.20 and 1,044.76

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Solution

The fourth proportional to 1,633.89, 2,254.20 and 1,044.76 is: 1,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.89 : 2,254.20 = 1,044.76 : x
  2. Step 2: Convert to fraction form
    1,633.89/2,254.20 = 1,044.76/x
  3. Step 3: Cross multiply
    1,633.89x = 2,254.20 × 1,044.76
  4. Step 4: Simplify right side
    1,633.89x = 2,355,097.99
  5. Step 5: Solve for x
    x = 2,355,097.99/1,633.89
  6. Step 6: Final answer
    x = 1,441.41

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.