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Finding the Fourth Proportional to 540.59, 746.64 and 363.24

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Solution

The fourth proportional to 540.59, 746.64 and 363.24 is: 501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    540.59 : 746.64 = 363.24 : x
  2. Step 2: Convert to fraction form
    540.59/746.64 = 363.24/x
  3. Step 3: Cross multiply
    540.59x = 746.64 × 363.24
  4. Step 4: Simplify right side
    540.59x = 271,209.51
  5. Step 5: Solve for x
    x = 271,209.51/540.59
  6. Step 6: Final answer
    x = 501.70

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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.