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Finding the Fourth Proportional to 441,097.56, 661,380 and 197,894.22

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Solution

The fourth proportional to 441,097.56, 661,380 and 197,894.22 is: 296,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,097.56 : 661,380 = 197,894.22 : x
  2. Step 2: Convert to fraction form
    441,097.56/661,380 = 197,894.22/x
  3. Step 3: Cross multiply
    441,097.56x = 661,380 × 197,894.22
  4. Step 4: Simplify right side
    441,097.56x = 130,883,279,223.60
  5. Step 5: Solve for x
    x = 130,883,279,223.60/441,097.56
  6. Step 6: Final answer
    x = 296,721.84

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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.