Home / 513,967.07-771,108.39-229,896.56

Finding the Fourth Proportional to 513,967.07, 771,108.39 and 229,896.56

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Solution

The fourth proportional to 513,967.07, 771,108.39 and 229,896.56 is: 344,915.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,967.07 : 771,108.39 = 229,896.56 : x
  2. Step 2: Convert to fraction form
    513,967.07/771,108.39 = 229,896.56/x
  3. Step 3: Cross multiply
    513,967.07x = 771,108.39 × 229,896.56
  4. Step 4: Simplify right side
    513,967.07x = 177,275,168,175.91
  5. Step 5: Solve for x
    x = 177,275,168,175.91/513,967.07
  6. Step 6: Final answer
    x = 344,915.42

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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.