Home / 417,455.00-576,089.55-226,469.73

Finding the Fourth Proportional to 417,455.00, 576,089.55 and 226,469.73

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Solution

The fourth proportional to 417,455.00, 576,089.55 and 226,469.73 is: 312,529.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,455.00 : 576,089.55 = 226,469.73 : x
  2. Step 2: Convert to fraction form
    417,455.00/576,089.55 = 226,469.73/x
  3. Step 3: Cross multiply
    417,455.00x = 576,089.55 × 226,469.73
  4. Step 4: Simplify right side
    417,455.00x = 130,466,844,844.32
  5. Step 5: Solve for x
    x = 130,466,844,844.32/417,455.00
  6. Step 6: Final answer
    x = 312,529.13

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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.