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Finding the Fourth Proportional to 8,923.03, 13,396.83 and 4,543.54

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Solution

The fourth proportional to 8,923.03, 13,396.83 and 4,543.54 is: 6,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.03 : 13,396.83 = 4,543.54 : x
  2. Step 2: Convert to fraction form
    8,923.03/13,396.83 = 4,543.54/x
  3. Step 3: Cross multiply
    8,923.03x = 13,396.83 × 4,543.54
  4. Step 4: Simplify right side
    8,923.03x = 60,869,032.98
  5. Step 5: Solve for x
    x = 60,869,032.98/8,923.03
  6. Step 6: Final answer
    x = 6,821.57

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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.