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Finding the Fourth Proportional to 343,523.46, 515,036.07 and 230,924.37

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Solution

The fourth proportional to 343,523.46, 515,036.07 and 230,924.37 is: 346,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,523.46 : 515,036.07 = 230,924.37 : x
  2. Step 2: Convert to fraction form
    343,523.46/515,036.07 = 230,924.37/x
  3. Step 3: Cross multiply
    343,523.46x = 515,036.07 × 230,924.37
  4. Step 4: Simplify right side
    343,523.46x = 118,934,379,992.03
  5. Step 5: Solve for x
    x = 118,934,379,992.03/343,523.46
  6. Step 6: Final answer
    x = 346,219.09

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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.