Home / 647,035.20-970,517.48-197,755.92

Finding the Fourth Proportional to 647,035.20, 970,517.48 and 197,755.92

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Solution

The fourth proportional to 647,035.20, 970,517.48 and 197,755.92 is: 296,623.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,035.20 : 970,517.48 = 197,755.92 : x
  2. Step 2: Convert to fraction form
    647,035.20/970,517.48 = 197,755.92/x
  3. Step 3: Cross multiply
    647,035.20x = 970,517.48 × 197,755.92
  4. Step 4: Simplify right side
    647,035.20x = 191,925,577,133.48
  5. Step 5: Solve for x
    x = 191,925,577,133.48/647,035.20
  6. Step 6: Final answer
    x = 296,623.09

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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.