Home / 413,134.12-569,995.14-231,819.40

Finding the Fourth Proportional to 413,134.12, 569,995.14 and 231,819.40

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Solution

The fourth proportional to 413,134.12, 569,995.14 and 231,819.40 is: 319,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,134.12 : 569,995.14 = 231,819.40 : x
  2. Step 2: Convert to fraction form
    413,134.12/569,995.14 = 231,819.40/x
  3. Step 3: Cross multiply
    413,134.12x = 569,995.14 × 231,819.40
  4. Step 4: Simplify right side
    413,134.12x = 132,135,931,357.72
  5. Step 5: Solve for x
    x = 132,135,931,357.72/413,134.12
  6. Step 6: Final answer
    x = 319,837.86

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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.