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Finding the Fourth Proportional to 504,170.48, 755,976.65 and 200,256.76

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Solution

The fourth proportional to 504,170.48, 755,976.65 and 200,256.76 is: 300,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,170.48 : 755,976.65 = 200,256.76 : x
  2. Step 2: Convert to fraction form
    504,170.48/755,976.65 = 200,256.76/x
  3. Step 3: Cross multiply
    504,170.48x = 755,976.65 × 200,256.76
  4. Step 4: Simplify right side
    504,170.48x = 151,389,430,255.97
  5. Step 5: Solve for x
    x = 151,389,430,255.97/504,170.48
  6. Step 6: Final answer
    x = 300,274.29

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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.