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Finding the Fourth Proportional to 366,838.64, 550,413.48 and 200,432.24

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Solution

The fourth proportional to 366,838.64, 550,413.48 and 200,432.24 is: 300,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,838.64 : 550,413.48 = 200,432.24 : x
  2. Step 2: Convert to fraction form
    366,838.64/550,413.48 = 200,432.24/x
  3. Step 3: Cross multiply
    366,838.64x = 550,413.48 × 200,432.24
  4. Step 4: Simplify right side
    366,838.64x = 110,320,606,722.60
  5. Step 5: Solve for x
    x = 110,320,606,722.60/366,838.64
  6. Step 6: Final answer
    x = 300,733.33

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1.5x scale

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.