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Finding the Fourth Proportional to 194,728.34, 291,982.93 and 134,009.93

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Solution

The fourth proportional to 194,728.34, 291,982.93 and 134,009.93 is: 200,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,728.34 : 291,982.93 = 134,009.93 : x
  2. Step 2: Convert to fraction form
    194,728.34/291,982.93 = 134,009.93/x
  3. Step 3: Cross multiply
    194,728.34x = 291,982.93 × 134,009.93
  4. Step 4: Simplify right side
    194,728.34x = 39,128,610,215.56
  5. Step 5: Solve for x
    x = 39,128,610,215.56/194,728.34
  6. Step 6: Final answer
    x = 200,939.48

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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.