Home / 382,222.97-527,468.03-210,143.85

Finding the Fourth Proportional to 382,222.97, 527,468.03 and 210,143.85

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Solution

The fourth proportional to 382,222.97, 527,468.03 and 210,143.85 is: 289,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,222.97 : 527,468.03 = 210,143.85 : x
  2. Step 2: Convert to fraction form
    382,222.97/527,468.03 = 210,143.85/x
  3. Step 3: Cross multiply
    382,222.97x = 527,468.03 × 210,143.85
  4. Step 4: Simplify right side
    382,222.97x = 110,844,161,525.40
  5. Step 5: Solve for x
    x = 110,844,161,525.40/382,222.97
  6. Step 6: Final answer
    x = 289,998.70

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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.