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Finding the Fourth Proportional to 1,472.40, 2,208.11 and 594.68

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Solution

The fourth proportional to 1,472.40, 2,208.11 and 594.68 is: 891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.40 : 2,208.11 = 594.68 : x
  2. Step 2: Convert to fraction form
    1,472.40/2,208.11 = 594.68/x
  3. Step 3: Cross multiply
    1,472.40x = 2,208.11 × 594.68
  4. Step 4: Simplify right side
    1,472.40x = 1,313,104.84
  5. Step 5: Solve for x
    x = 1,313,104.84/1,472.40
  6. Step 6: Final answer
    x = 891.81

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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.