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Finding the Fourth Proportional to 336,302.35, 504,343.77 and 111,602.43

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Solution

The fourth proportional to 336,302.35, 504,343.77 and 111,602.43 is: 167,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,302.35 : 504,343.77 = 111,602.43 : x
  2. Step 2: Convert to fraction form
    336,302.35/504,343.77 = 111,602.43/x
  3. Step 3: Cross multiply
    336,302.35x = 504,343.77 × 111,602.43
  4. Step 4: Simplify right side
    336,302.35x = 56,285,990,287.36
  5. Step 5: Solve for x
    x = 56,285,990,287.36/336,302.35
  6. Step 6: Final answer
    x = 167,367.22

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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.