Home / 340,917.22-470,468.91-187,960.81

Finding the Fourth Proportional to 340,917.22, 470,468.91 and 187,960.81

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Solution

The fourth proportional to 340,917.22, 470,468.91 and 187,960.81 is: 259,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,917.22 : 470,468.91 = 187,960.81 : x
  2. Step 2: Convert to fraction form
    340,917.22/470,468.91 = 187,960.81/x
  3. Step 3: Cross multiply
    340,917.22x = 470,468.91 × 187,960.81
  4. Step 4: Simplify right side
    340,917.22x = 88,429,717,403.42
  5. Step 5: Solve for x
    x = 88,429,717,403.42/340,917.22
  6. Step 6: Final answer
    x = 259,387.65

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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.