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Finding the Fourth Proportional to 544.08, 751.12 and 413.66

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Solution

The fourth proportional to 544.08, 751.12 and 413.66 is: 571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.08 : 751.12 = 413.66 : x
  2. Step 2: Convert to fraction form
    544.08/751.12 = 413.66/x
  3. Step 3: Cross multiply
    544.08x = 751.12 × 413.66
  4. Step 4: Simplify right side
    544.08x = 310,708.30
  5. Step 5: Solve for x
    x = 310,708.30/544.08
  6. Step 6: Final answer
    x = 571.07

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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.