Home / 386,633.50-533,553.14-214,577.44

Finding the Fourth Proportional to 386,633.50, 533,553.14 and 214,577.44

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Solution

The fourth proportional to 386,633.50, 533,553.14 and 214,577.44 is: 296,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,633.50 : 533,553.14 = 214,577.44 : x
  2. Step 2: Convert to fraction form
    386,633.50/533,553.14 = 214,577.44/x
  3. Step 3: Cross multiply
    386,633.50x = 533,553.14 × 214,577.44
  4. Step 4: Simplify right side
    386,633.50x = 114,488,466,885.16
  5. Step 5: Solve for x
    x = 114,488,466,885.16/386,633.50
  6. Step 6: Final answer
    x = 296,116.26

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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.