Home / 664,329.30-996,299.55-237,815.70

Finding the Fourth Proportional to 664,329.30, 996,299.55 and 237,815.70

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Solution

The fourth proportional to 664,329.30, 996,299.55 and 237,815.70 is: 356,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,329.30 : 996,299.55 = 237,815.70 : x
  2. Step 2: Convert to fraction form
    664,329.30/996,299.55 = 237,815.70/x
  3. Step 3: Cross multiply
    664,329.30x = 996,299.55 × 237,815.70
  4. Step 4: Simplify right side
    664,329.30x = 236,935,674,892.94
  5. Step 5: Solve for x
    x = 236,935,674,892.94/664,329.30
  6. Step 6: Final answer
    x = 356,653.96

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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.