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Finding the Fourth Proportional to 303,912.73, 455,888.55 and 116,924.23

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Solution

The fourth proportional to 303,912.73, 455,888.55 and 116,924.23 is: 175,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,912.73 : 455,888.55 = 116,924.23 : x
  2. Step 2: Convert to fraction form
    303,912.73/455,888.55 = 116,924.23/x
  3. Step 3: Cross multiply
    303,912.73x = 455,888.55 × 116,924.23
  4. Step 4: Simplify right side
    303,912.73x = 53,304,417,674.57
  5. Step 5: Solve for x
    x = 53,304,417,674.57/303,912.73
  6. Step 6: Final answer
    x = 175,393.83

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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.