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Finding the Fourth Proportional to 541.93, 812.59 and 368.83

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Solution

The fourth proportional to 541.93, 812.59 and 368.83 is: 553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.93 : 812.59 = 368.83 : x
  2. Step 2: Convert to fraction form
    541.93/812.59 = 368.83/x
  3. Step 3: Cross multiply
    541.93x = 812.59 × 368.83
  4. Step 4: Simplify right side
    541.93x = 299,711.40
  5. Step 5: Solve for x
    x = 299,711.40/541.93
  6. Step 6: Final answer
    x = 553.04

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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.