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Finding the Fourth Proportional to 333.63, 499.68 and 322.10

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Solution

The fourth proportional to 333.63, 499.68 and 322.10 is: 482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.63 : 499.68 = 322.10 : x
  2. Step 2: Convert to fraction form
    333.63/499.68 = 322.10/x
  3. Step 3: Cross multiply
    333.63x = 499.68 × 322.10
  4. Step 4: Simplify right side
    333.63x = 160,946.93
  5. Step 5: Solve for x
    x = 160,946.93/333.63
  6. Step 6: Final answer
    x = 482.41

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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.