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Finding the Fourth Proportional to 273,558.31, 410,332.23 and 123,693.91

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Solution

The fourth proportional to 273,558.31, 410,332.23 and 123,693.91 is: 185,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,558.31 : 410,332.23 = 123,693.91 : x
  2. Step 2: Convert to fraction form
    273,558.31/410,332.23 = 123,693.91/x
  3. Step 3: Cross multiply
    273,558.31x = 410,332.23 × 123,693.91
  4. Step 4: Simplify right side
    273,558.31x = 50,755,598,055.95
  5. Step 5: Solve for x
    x = 50,755,598,055.95/273,558.31
  6. Step 6: Final answer
    x = 185,538.50

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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.