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Finding the Fourth Proportional to 429,525.78, 593,042.10 and 268,453.22

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Solution

The fourth proportional to 429,525.78, 593,042.10 and 268,453.22 is: 370,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,525.78 : 593,042.10 = 268,453.22 : x
  2. Step 2: Convert to fraction form
    429,525.78/593,042.10 = 268,453.22/x
  3. Step 3: Cross multiply
    429,525.78x = 593,042.10 × 268,453.22
  4. Step 4: Simplify right side
    429,525.78x = 159,204,061,340.56
  5. Step 5: Solve for x
    x = 159,204,061,340.56/429,525.78
  6. Step 6: Final answer
    x = 370,650.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.