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Finding the Fourth Proportional to 333,919.92, 460,741.40 and 197,894

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Solution

The fourth proportional to 333,919.92, 460,741.40 and 197,894 is: 273,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,919.92 : 460,741.40 = 197,894 : x
  2. Step 2: Convert to fraction form
    333,919.92/460,741.40 = 197,894/x
  3. Step 3: Cross multiply
    333,919.92x = 460,741.40 × 197,894
  4. Step 4: Simplify right side
    333,919.92x = 91,177,958,611.60
  5. Step 5: Solve for x
    x = 91,177,958,611.60/333,919.92
  6. Step 6: Final answer
    x = 273,053.37

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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.