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Finding the Fourth Proportional to 329,670.54, 494,505.36 and 119,259.18

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Solution

The fourth proportional to 329,670.54, 494,505.36 and 119,259.18 is: 178,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,670.54 : 494,505.36 = 119,259.18 : x
  2. Step 2: Convert to fraction form
    329,670.54/494,505.36 = 119,259.18/x
  3. Step 3: Cross multiply
    329,670.54x = 494,505.36 × 119,259.18
  4. Step 4: Simplify right side
    329,670.54x = 58,974,303,739.20
  5. Step 5: Solve for x
    x = 58,974,303,739.20/329,670.54
  6. Step 6: Final answer
    x = 178,888.61

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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.