Home / 412,289.68-568,980.32-251,118.96

Finding the Fourth Proportional to 412,289.68, 568,980.32 and 251,118.96

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Solution

The fourth proportional to 412,289.68, 568,980.32 and 251,118.96 is: 346,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,289.68 : 568,980.32 = 251,118.96 : x
  2. Step 2: Convert to fraction form
    412,289.68/568,980.32 = 251,118.96/x
  3. Step 3: Cross multiply
    412,289.68x = 568,980.32 × 251,118.96
  4. Step 4: Simplify right side
    412,289.68x = 142,881,746,218.87
  5. Step 5: Solve for x
    x = 142,881,746,218.87/412,289.68
  6. Step 6: Final answer
    x = 346,556.69

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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.