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Finding the Fourth Proportional to 580.04, 869.46 and 333

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Solution

The fourth proportional to 580.04, 869.46 and 333 is: 499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.04 : 869.46 = 333 : x
  2. Step 2: Convert to fraction form
    580.04/869.46 = 333/x
  3. Step 3: Cross multiply
    580.04x = 869.46 × 333
  4. Step 4: Simplify right side
    580.04x = 289,530.18
  5. Step 5: Solve for x
    x = 289,530.18/580.04
  6. Step 6: Final answer
    x = 499.16

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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.