Home / 386,747.44-533,701.24-214,664.94

Finding the Fourth Proportional to 386,747.44, 533,701.24 and 214,664.94

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Solution

The fourth proportional to 386,747.44, 533,701.24 and 214,664.94 is: 296,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,747.44 : 533,701.24 = 214,664.94 : x
  2. Step 2: Convert to fraction form
    386,747.44/533,701.24 = 214,664.94/x
  3. Step 3: Cross multiply
    386,747.44x = 533,701.24 × 214,664.94
  4. Step 4: Simplify right side
    386,747.44x = 114,566,944,125.86
  5. Step 5: Solve for x
    x = 114,566,944,125.86/386,747.44
  6. Step 6: Final answer
    x = 296,231.94

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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.