Home / 279,944.37-386,085.56-236,549.52

Finding the Fourth Proportional to 279,944.37, 386,085.56 and 236,549.52

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Solution

The fourth proportional to 279,944.37, 386,085.56 and 236,549.52 is: 326,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,944.37 : 386,085.56 = 236,549.52 : x
  2. Step 2: Convert to fraction form
    279,944.37/386,085.56 = 236,549.52/x
  3. Step 3: Cross multiply
    279,944.37x = 386,085.56 × 236,549.52
  4. Step 4: Simplify right side
    279,944.37x = 91,328,352,714.18
  5. Step 5: Solve for x
    x = 91,328,352,714.18/279,944.37
  6. Step 6: Final answer
    x = 326,237.50

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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.