Home / 496,977.41-745,503.89-193,241.09

Finding the Fourth Proportional to 496,977.41, 745,503.89 and 193,241.09

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Solution

The fourth proportional to 496,977.41, 745,503.89 and 193,241.09 is: 289,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,977.41 : 745,503.89 = 193,241.09 : x
  2. Step 2: Convert to fraction form
    496,977.41/745,503.89 = 193,241.09/x
  3. Step 3: Cross multiply
    496,977.41x = 745,503.89 × 193,241.09
  4. Step 4: Simplify right side
    496,977.41x = 144,061,979,609.12
  5. Step 5: Solve for x
    x = 144,061,979,609.12/496,977.41
  6. Step 6: Final answer
    x = 289,876.32

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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.