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Finding the Fourth Proportional to 541, 812.01 and 248.66

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Solution

The fourth proportional to 541, 812.01 and 248.66 is: 373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    541 : 812.01 = 248.66 : x
  2. Step 2: Convert to fraction form
    541/812.01 = 248.66/x
  3. Step 3: Cross multiply
    541x = 812.01 × 248.66
  4. Step 4: Simplify right side
    541x = 201,914.41
  5. Step 5: Solve for x
    x = 201,914.41/541
  6. Step 6: Final answer
    x = 373.22

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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.