Home / 412,926.80-619,390.20-226,302.80

Finding the Fourth Proportional to 412,926.80, 619,390.20 and 226,302.80

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Solution

The fourth proportional to 412,926.80, 619,390.20 and 226,302.80 is: 339,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,926.80 : 619,390.20 = 226,302.80 : x
  2. Step 2: Convert to fraction form
    412,926.80/619,390.20 = 226,302.80/x
  3. Step 3: Cross multiply
    412,926.80x = 619,390.20 × 226,302.80
  4. Step 4: Simplify right side
    412,926.80x = 140,169,736,552.56
  5. Step 5: Solve for x
    x = 140,169,736,552.56/412,926.80
  6. Step 6: Final answer
    x = 339,454.20

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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.