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Finding the Fourth Proportional to 336,323.16, 504,375.05 and 111,623.29

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Solution

The fourth proportional to 336,323.16, 504,375.05 and 111,623.29 is: 167,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,323.16 : 504,375.05 = 111,623.29 : x
  2. Step 2: Convert to fraction form
    336,323.16/504,375.05 = 111,623.29/x
  3. Step 3: Cross multiply
    336,323.16x = 504,375.05 × 111,623.29
  4. Step 4: Simplify right side
    336,323.16x = 56,300,001,493.04
  5. Step 5: Solve for x
    x = 56,300,001,493.04/336,323.16
  6. Step 6: Final answer
    x = 167,398.53

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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.