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Finding the Fourth Proportional to 557,384.27, 835,912.38 and 158,059.94

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Solution

The fourth proportional to 557,384.27, 835,912.38 and 158,059.94 is: 237,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,384.27 : 835,912.38 = 158,059.94 : x
  2. Step 2: Convert to fraction form
    557,384.27/835,912.38 = 158,059.94/x
  3. Step 3: Cross multiply
    557,384.27x = 835,912.38 × 158,059.94
  4. Step 4: Simplify right side
    557,384.27x = 132,124,256,448.50
  5. Step 5: Solve for x
    x = 132,124,256,448.50/557,384.27
  6. Step 6: Final answer
    x = 237,043.39

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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.