Home / 379,977.88-524,317.69-226,983.59

Finding the Fourth Proportional to 379,977.88, 524,317.69 and 226,983.59

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Solution

The fourth proportional to 379,977.88, 524,317.69 and 226,983.59 is: 313,206.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,977.88 : 524,317.69 = 226,983.59 : x
  2. Step 2: Convert to fraction form
    379,977.88/524,317.69 = 226,983.59/x
  3. Step 3: Cross multiply
    379,977.88x = 524,317.69 × 226,983.59
  4. Step 4: Simplify right side
    379,977.88x = 119,011,510,441.79
  5. Step 5: Solve for x
    x = 119,011,510,441.79/379,977.88
  6. Step 6: Final answer
    x = 313,206.42

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1.5x scale

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.