Home / 386,625.89-533,529.76-214,551.36

Finding the Fourth Proportional to 386,625.89, 533,529.76 and 214,551.36

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Solution

The fourth proportional to 386,625.89, 533,529.76 and 214,551.36 is: 296,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,625.89 : 533,529.76 = 214,551.36 : x
  2. Step 2: Convert to fraction form
    386,625.89/533,529.76 = 214,551.36/x
  3. Step 3: Cross multiply
    386,625.89x = 533,529.76 × 214,551.36
  4. Step 4: Simplify right side
    386,625.89x = 114,469,536,595.79
  5. Step 5: Solve for x
    x = 114,469,536,595.79/386,625.89
  6. Step 6: Final answer
    x = 296,073.13

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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.