Home / 838,949.59-1,257,926.64-333,238.65

Finding the Fourth Proportional to 838,949.59, 1,257,926.64 and 333,238.65

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Solution

The fourth proportional to 838,949.59, 1,257,926.64 and 333,238.65 is: 499,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,949.59 : 1,257,926.64 = 333,238.65 : x
  2. Step 2: Convert to fraction form
    838,949.59/1,257,926.64 = 333,238.65/x
  3. Step 3: Cross multiply
    838,949.59x = 1,257,926.64 × 333,238.65
  4. Step 4: Simplify right side
    838,949.59x = 419,189,775,312.64
  5. Step 5: Solve for x
    x = 419,189,775,312.64/838,949.59
  6. Step 6: Final answer
    x = 499,660.27

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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.