Home / 493,458.95-739,867.66-193,968.83

Finding the Fourth Proportional to 493,458.95, 739,867.66 and 193,968.83

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Solution

The fourth proportional to 493,458.95, 739,867.66 and 193,968.83 is: 290,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,458.95 : 739,867.66 = 193,968.83 : x
  2. Step 2: Convert to fraction form
    493,458.95/739,867.66 = 193,968.83/x
  3. Step 3: Cross multiply
    493,458.95x = 739,867.66 × 193,968.83
  4. Step 4: Simplify right side
    493,458.95x = 143,511,259,695.86
  5. Step 5: Solve for x
    x = 143,511,259,695.86/493,458.95
  6. Step 6: Final answer
    x = 290,827.15

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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.