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Finding the Fourth Proportional to 541.74, 810.96 and 501.24

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Solution

The fourth proportional to 541.74, 810.96 and 501.24 is: 750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.74 : 810.96 = 501.24 : x
  2. Step 2: Convert to fraction form
    541.74/810.96 = 501.24/x
  3. Step 3: Cross multiply
    541.74x = 810.96 × 501.24
  4. Step 4: Simplify right side
    541.74x = 406,485.59
  5. Step 5: Solve for x
    x = 406,485.59/541.74
  6. Step 6: Final answer
    x = 750.33

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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.