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Finding the Fourth Proportional to 595.10, 820.97 and 362.18

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Solution

The fourth proportional to 595.10, 820.97 and 362.18 is: 499.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.10 : 820.97 = 362.18 : x
  2. Step 2: Convert to fraction form
    595.10/820.97 = 362.18/x
  3. Step 3: Cross multiply
    595.10x = 820.97 × 362.18
  4. Step 4: Simplify right side
    595.10x = 297,338.91
  5. Step 5: Solve for x
    x = 297,338.91/595.10
  6. Step 6: Final answer
    x = 499.65

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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.