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Finding the Fourth Proportional to 336,159.53, 504,238.25 and 105,366.09

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Solution

The fourth proportional to 336,159.53, 504,238.25 and 105,366.09 is: 158,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,159.53 : 504,238.25 = 105,366.09 : x
  2. Step 2: Convert to fraction form
    336,159.53/504,238.25 = 105,366.09/x
  3. Step 3: Cross multiply
    336,159.53x = 504,238.25 × 105,366.09
  4. Step 4: Simplify right side
    336,159.53x = 53,129,614,392.57
  5. Step 5: Solve for x
    x = 53,129,614,392.57/336,159.53
  6. Step 6: Final answer
    x = 158,048.81

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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.