Home / 386,535.24-533,400.63-214,451.37

Finding the Fourth Proportional to 386,535.24, 533,400.63 and 214,451.37

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Solution

The fourth proportional to 386,535.24, 533,400.63 and 214,451.37 is: 295,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,535.24 : 533,400.63 = 214,451.37 : x
  2. Step 2: Convert to fraction form
    386,535.24/533,400.63 = 214,451.37/x
  3. Step 3: Cross multiply
    386,535.24x = 533,400.63 × 214,451.37
  4. Step 4: Simplify right side
    386,535.24x = 114,388,496,264.46
  5. Step 5: Solve for x
    x = 114,388,496,264.46/386,535.24
  6. Step 6: Final answer
    x = 295,932.91

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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.