Home / 412,041.90-568,569.78-239,997.56

Finding the Fourth Proportional to 412,041.90, 568,569.78 and 239,997.56

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Solution

The fourth proportional to 412,041.90, 568,569.78 and 239,997.56 is: 331,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,041.90 : 568,569.78 = 239,997.56 : x
  2. Step 2: Convert to fraction form
    412,041.90/568,569.78 = 239,997.56/x
  3. Step 3: Cross multiply
    412,041.90x = 568,569.78 × 239,997.56
  4. Step 4: Simplify right side
    412,041.90x = 136,455,359,889.74
  5. Step 5: Solve for x
    x = 136,455,359,889.74/412,041.90
  6. Step 6: Final answer
    x = 331,168.65

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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.