Home / 411,028.04-567,201.28-258,146.12

Finding the Fourth Proportional to 411,028.04, 567,201.28 and 258,146.12

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Solution

The fourth proportional to 411,028.04, 567,201.28 and 258,146.12 is: 356,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,028.04 : 567,201.28 = 258,146.12 : x
  2. Step 2: Convert to fraction form
    411,028.04/567,201.28 = 258,146.12/x
  3. Step 3: Cross multiply
    411,028.04x = 567,201.28 × 258,146.12
  4. Step 4: Simplify right side
    411,028.04x = 146,420,809,691.03
  5. Step 5: Solve for x
    x = 146,420,809,691.03/411,028.04
  6. Step 6: Final answer
    x = 356,230.71

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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.