Home / 493,546.38-740,624.13-193,974.36

Finding the Fourth Proportional to 493,546.38, 740,624.13 and 193,974.36

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Solution

The fourth proportional to 493,546.38, 740,624.13 and 193,974.36 is: 291,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,546.38 : 740,624.13 = 193,974.36 : x
  2. Step 2: Convert to fraction form
    493,546.38/740,624.13 = 193,974.36/x
  3. Step 3: Cross multiply
    493,546.38x = 740,624.13 × 193,974.36
  4. Step 4: Simplify right side
    493,546.38x = 143,662,091,617.31
  5. Step 5: Solve for x
    x = 143,662,091,617.31/493,546.38
  6. Step 6: Final answer
    x = 291,081.24

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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.