Home / 664,654.99-914,914.83-579,624.43

Finding the Fourth Proportional to 664,654.99, 914,914.83 and 579,624.43

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Solution

The fourth proportional to 664,654.99, 914,914.83 and 579,624.43 is: 797,868.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,654.99 : 914,914.83 = 579,624.43 : x
  2. Step 2: Convert to fraction form
    664,654.99/914,914.83 = 579,624.43/x
  3. Step 3: Cross multiply
    664,654.99x = 914,914.83 × 579,624.43
  4. Step 4: Simplify right side
    664,654.99x = 530,306,986,837.30
  5. Step 5: Solve for x
    x = 530,306,986,837.30/664,654.99
  6. Step 6: Final answer
    x = 797,868.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.