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Finding the Fourth Proportional to 269,697.97, 372,323.09 and 197,019.24

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Solution

The fourth proportional to 269,697.97, 372,323.09 and 197,019.24 is: 271,988.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,697.97 : 372,323.09 = 197,019.24 : x
  2. Step 2: Convert to fraction form
    269,697.97/372,323.09 = 197,019.24/x
  3. Step 3: Cross multiply
    269,697.97x = 372,323.09 × 197,019.24
  4. Step 4: Simplify right side
    269,697.97x = 73,354,812,226.25
  5. Step 5: Solve for x
    x = 73,354,812,226.25/269,697.97
  6. Step 6: Final answer
    x = 271,988.74

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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.