Home / 382,520.24-527,857.06-210,410.42

Finding the Fourth Proportional to 382,520.24, 527,857.06 and 210,410.42

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Solution

The fourth proportional to 382,520.24, 527,857.06 and 210,410.42 is: 290,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,520.24 : 527,857.06 = 210,410.42 : x
  2. Step 2: Convert to fraction form
    382,520.24/527,857.06 = 210,410.42/x
  3. Step 3: Cross multiply
    382,520.24x = 527,857.06 × 210,410.42
  4. Step 4: Simplify right side
    382,520.24x = 111,066,625,694.57
  5. Step 5: Solve for x
    x = 111,066,625,694.57/382,520.24
  6. Step 6: Final answer
    x = 290,354.90

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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.