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Finding the Fourth Proportional to 594.01, 890.51 and 319.79

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Solution

The fourth proportional to 594.01, 890.51 and 319.79 is: 479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.01 : 890.51 = 319.79 : x
  2. Step 2: Convert to fraction form
    594.01/890.51 = 319.79/x
  3. Step 3: Cross multiply
    594.01x = 890.51 × 319.79
  4. Step 4: Simplify right side
    594.01x = 284,776.19
  5. Step 5: Solve for x
    x = 284,776.19/594.01
  6. Step 6: Final answer
    x = 479.41

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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.