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Finding the Fourth Proportional to 586.53, 809.52 and 365.43

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Solution

The fourth proportional to 586.53, 809.52 and 365.43 is: 504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.53 : 809.52 = 365.43 : x
  2. Step 2: Convert to fraction form
    586.53/809.52 = 365.43/x
  3. Step 3: Cross multiply
    586.53x = 809.52 × 365.43
  4. Step 4: Simplify right side
    586.53x = 295,822.89
  5. Step 5: Solve for x
    x = 295,822.89/586.53
  6. Step 6: Final answer
    x = 504.36

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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.