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Finding the Fourth Proportional to 194,469.36, 291,587.28 and 75,999.48

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Solution

The fourth proportional to 194,469.36, 291,587.28 and 75,999.48 is: 113,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,469.36 : 291,587.28 = 75,999.48 : x
  2. Step 2: Convert to fraction form
    194,469.36/291,587.28 = 75,999.48/x
  3. Step 3: Cross multiply
    194,469.36x = 291,587.28 × 75,999.48
  4. Step 4: Simplify right side
    194,469.36x = 22,160,481,654.61
  5. Step 5: Solve for x
    x = 22,160,481,654.61/194,469.36
  6. Step 6: Final answer
    x = 113,953.59

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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.