Home / 496,789.80-745,679.10-230,610.60

Finding the Fourth Proportional to 496,789.80, 745,679.10 and 230,610.60

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Solution

The fourth proportional to 496,789.80, 745,679.10 and 230,610.60 is: 346,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,789.80 : 745,679.10 = 230,610.60 : x
  2. Step 2: Convert to fraction form
    496,789.80/745,679.10 = 230,610.60/x
  3. Step 3: Cross multiply
    496,789.80x = 745,679.10 × 230,610.60
  4. Step 4: Simplify right side
    496,789.80x = 171,961,504,658.46
  5. Step 5: Solve for x
    x = 171,961,504,658.46/496,789.80
  6. Step 6: Final answer
    x = 346,145.40

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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.