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Finding the Fourth Proportional to 605,832.15, 908,911.80 and 185,096.55

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Solution

The fourth proportional to 605,832.15, 908,911.80 and 185,096.55 is: 277,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,832.15 : 908,911.80 = 185,096.55 : x
  2. Step 2: Convert to fraction form
    605,832.15/908,911.80 = 185,096.55/x
  3. Step 3: Cross multiply
    605,832.15x = 908,911.80 × 185,096.55
  4. Step 4: Simplify right side
    605,832.15x = 168,236,438,434.29
  5. Step 5: Solve for x
    x = 168,236,438,434.29/605,832.15
  6. Step 6: Final answer
    x = 277,694.80

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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.