Home / 377,982.17-521,525.75-214,603.14

Finding the Fourth Proportional to 377,982.17, 521,525.75 and 214,603.14

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Solution

The fourth proportional to 377,982.17, 521,525.75 and 214,603.14 is: 296,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,982.17 : 521,525.75 = 214,603.14 : x
  2. Step 2: Convert to fraction form
    377,982.17/521,525.75 = 214,603.14/x
  3. Step 3: Cross multiply
    377,982.17x = 521,525.75 × 214,603.14
  4. Step 4: Simplify right side
    377,982.17x = 111,921,063,540.86
  5. Step 5: Solve for x
    x = 111,921,063,540.86/377,982.17
  6. Step 6: Final answer
    x = 296,101.44

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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.