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Finding the Fourth Proportional to 336,246.20, 504,644.70 and 333,621.80

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Solution

The fourth proportional to 336,246.20, 504,644.70 and 333,621.80 is: 500,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,246.20 : 504,644.70 = 333,621.80 : x
  2. Step 2: Convert to fraction form
    336,246.20/504,644.70 = 333,621.80/x
  3. Step 3: Cross multiply
    336,246.20x = 504,644.70 × 333,621.80
  4. Step 4: Simplify right side
    336,246.20x = 168,360,473,174.46
  5. Step 5: Solve for x
    x = 168,360,473,174.46/336,246.20
  6. Step 6: Final answer
    x = 500,705.95

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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.