Home / 652,183.60-977,789.40-336,866.80

Finding the Fourth Proportional to 652,183.60, 977,789.40 and 336,866.80

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Solution

The fourth proportional to 652,183.60, 977,789.40 and 336,866.80 is: 505,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,183.60 : 977,789.40 = 336,866.80 : x
  2. Step 2: Convert to fraction form
    652,183.60/977,789.40 = 336,866.80/x
  3. Step 3: Cross multiply
    652,183.60x = 977,789.40 × 336,866.80
  4. Step 4: Simplify right side
    652,183.60x = 329,384,786,251.92
  5. Step 5: Solve for x
    x = 329,384,786,251.92/652,183.60
  6. Step 6: Final answer
    x = 505,049.17

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1.5x scale

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.