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Finding the Fourth Proportional to 437,910.22, 656,573.73 and 157,391.02

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Solution

The fourth proportional to 437,910.22, 656,573.73 and 157,391.02 is: 235,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,910.22 : 656,573.73 = 157,391.02 : x
  2. Step 2: Convert to fraction form
    437,910.22/656,573.73 = 157,391.02/x
  3. Step 3: Cross multiply
    437,910.22x = 656,573.73 × 157,391.02
  4. Step 4: Simplify right side
    437,910.22x = 103,338,809,069.91
  5. Step 5: Solve for x
    x = 103,338,809,069.91/437,910.22
  6. Step 6: Final answer
    x = 235,981.72

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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.