Home / 617,220.24-925,932.96-212,396.28

Finding the Fourth Proportional to 617,220.24, 925,932.96 and 212,396.28

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Solution

The fourth proportional to 617,220.24, 925,932.96 and 212,396.28 is: 318,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,220.24 : 925,932.96 = 212,396.28 : x
  2. Step 2: Convert to fraction form
    617,220.24/925,932.96 = 212,396.28/x
  3. Step 3: Cross multiply
    617,220.24x = 925,932.96 × 212,396.28
  4. Step 4: Simplify right side
    617,220.24x = 196,664,716,233.39
  5. Step 5: Solve for x
    x = 196,664,716,233.39/617,220.24
  6. Step 6: Final answer
    x = 318,629.73

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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.