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Finding the Fourth Proportional to 500,183.51, 750,415.69 and 200,874.23

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Solution

The fourth proportional to 500,183.51, 750,415.69 and 200,874.23 is: 301,367.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,183.51 : 750,415.69 = 200,874.23 : x
  2. Step 2: Convert to fraction form
    500,183.51/750,415.69 = 200,874.23/x
  3. Step 3: Cross multiply
    500,183.51x = 750,415.69 × 200,874.23
  4. Step 4: Simplify right side
    500,183.51x = 150,739,173,221.74
  5. Step 5: Solve for x
    x = 150,739,173,221.74/500,183.51
  6. Step 6: Final answer
    x = 301,367.74

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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.