Home / 366,614.91-505,927.37-213,743.61

Finding the Fourth Proportional to 366,614.91, 505,927.37 and 213,743.61

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Solution

The fourth proportional to 366,614.91, 505,927.37 and 213,743.61 is: 294,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,614.91 : 505,927.37 = 213,743.61 : x
  2. Step 2: Convert to fraction form
    366,614.91/505,927.37 = 213,743.61/x
  3. Step 3: Cross multiply
    366,614.91x = 505,927.37 × 213,743.61
  4. Step 4: Simplify right side
    366,614.91x = 108,138,742,461.61
  5. Step 5: Solve for x
    x = 108,138,742,461.61/366,614.91
  6. Step 6: Final answer
    x = 294,965.48

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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.