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Finding the Fourth Proportional to 595.10, 821.23 and 333.11

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Solution

The fourth proportional to 595.10, 821.23 and 333.11 is: 459.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.10 : 821.23 = 333.11 : x
  2. Step 2: Convert to fraction form
    595.10/821.23 = 333.11/x
  3. Step 3: Cross multiply
    595.10x = 821.23 × 333.11
  4. Step 4: Simplify right side
    595.10x = 273,559.93
  5. Step 5: Solve for x
    x = 273,559.93/595.10
  6. Step 6: Final answer
    x = 459.69

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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.