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Finding the Fourth Proportional to 259,893.34, 359,003.85 and 195,846.71

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Solution

The fourth proportional to 259,893.34, 359,003.85 and 195,846.71 is: 270,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,893.34 : 359,003.85 = 195,846.71 : x
  2. Step 2: Convert to fraction form
    259,893.34/359,003.85 = 195,846.71/x
  3. Step 3: Cross multiply
    259,893.34x = 359,003.85 × 195,846.71
  4. Step 4: Simplify right side
    259,893.34x = 70,309,720,615.20
  5. Step 5: Solve for x
    x = 70,309,720,615.20/259,893.34
  6. Step 6: Final answer
    x = 270,532.98

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1.5x scale

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.