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Finding the Fourth Proportional to 595.68, 893.79 and 321.48

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Solution

The fourth proportional to 595.68, 893.79 and 321.48 is: 482.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.68 : 893.79 = 321.48 : x
  2. Step 2: Convert to fraction form
    595.68/893.79 = 321.48/x
  3. Step 3: Cross multiply
    595.68x = 893.79 × 321.48
  4. Step 4: Simplify right side
    595.68x = 287,335.61
  5. Step 5: Solve for x
    x = 287,335.61/595.68
  6. Step 6: Final answer
    x = 482.37

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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.