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Finding the Fourth Proportional to 456,696.32, 685,047.31 and 119,733.94

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Solution

The fourth proportional to 456,696.32, 685,047.31 and 119,733.94 is: 179,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,696.32 : 685,047.31 = 119,733.94 : x
  2. Step 2: Convert to fraction form
    456,696.32/685,047.31 = 119,733.94/x
  3. Step 3: Cross multiply
    456,696.32x = 685,047.31 × 119,733.94
  4. Step 4: Simplify right side
    456,696.32x = 82,023,413,512.70
  5. Step 5: Solve for x
    x = 82,023,413,512.70/456,696.32
  6. Step 6: Final answer
    x = 179,601.65

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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.