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Finding the Fourth Proportional to 333.04, 499.10 and 317.54

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Solution

The fourth proportional to 333.04, 499.10 and 317.54 is: 475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.04 : 499.10 = 317.54 : x
  2. Step 2: Convert to fraction form
    333.04/499.10 = 317.54/x
  3. Step 3: Cross multiply
    333.04x = 499.10 × 317.54
  4. Step 4: Simplify right side
    333.04x = 158,483.87
  5. Step 5: Solve for x
    x = 158,483.87/333.04
  6. Step 6: Final answer
    x = 475.87

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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.