Home / 351,617.40-527,426.10-336,855.15

Finding the Fourth Proportional to 351,617.40, 527,426.10 and 336,855.15

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Solution

The fourth proportional to 351,617.40, 527,426.10 and 336,855.15 is: 505,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,617.40 : 527,426.10 = 336,855.15 : x
  2. Step 2: Convert to fraction form
    351,617.40/527,426.10 = 336,855.15/x
  3. Step 3: Cross multiply
    351,617.40x = 527,426.10 × 336,855.15
  4. Step 4: Simplify right side
    351,617.40x = 177,666,198,029.42
  5. Step 5: Solve for x
    x = 177,666,198,029.42/351,617.40
  6. Step 6: Final answer
    x = 505,282.73

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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.