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Finding the Fourth Proportional to 594.12, 889.78 and 300.70

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Solution

The fourth proportional to 594.12, 889.78 and 300.70 is: 450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.12 : 889.78 = 300.70 : x
  2. Step 2: Convert to fraction form
    594.12/889.78 = 300.70/x
  3. Step 3: Cross multiply
    594.12x = 889.78 × 300.70
  4. Step 4: Simplify right side
    594.12x = 267,551.92
  5. Step 5: Solve for x
    x = 267,551.92/594.12
  6. Step 6: Final answer
    x = 450.33

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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.