Home / 386,249.76-533,031.03-214,174.98

Finding the Fourth Proportional to 386,249.76, 533,031.03 and 214,174.98

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Solution

The fourth proportional to 386,249.76, 533,031.03 and 214,174.98 is: 295,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,249.76 : 533,031.03 = 214,174.98 : x
  2. Step 2: Convert to fraction form
    386,249.76/533,031.03 = 214,174.98/x
  3. Step 3: Cross multiply
    386,249.76x = 533,031.03 × 214,174.98
  4. Step 4: Simplify right side
    386,249.76x = 114,161,910,189.63
  5. Step 5: Solve for x
    x = 114,161,910,189.63/386,249.76
  6. Step 6: Final answer
    x = 295,565.00

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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.