Home / 379,837.23-524,279.03-236,512.59

Finding the Fourth Proportional to 379,837.23, 524,279.03 and 236,512.59

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Solution

The fourth proportional to 379,837.23, 524,279.03 and 236,512.59 is: 326,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,837.23 : 524,279.03 = 236,512.59 : x
  2. Step 2: Convert to fraction form
    379,837.23/524,279.03 = 236,512.59/x
  3. Step 3: Cross multiply
    379,837.23x = 524,279.03 × 236,512.59
  4. Step 4: Simplify right side
    379,837.23x = 123,998,590,085.43
  5. Step 5: Solve for x
    x = 123,998,590,085.43/379,837.23
  6. Step 6: Final answer
    x = 326,451.91

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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.