Home / 439,770.14-606,883.96-238,566.14

Finding the Fourth Proportional to 439,770.14, 606,883.96 and 238,566.14

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Solution

The fourth proportional to 439,770.14, 606,883.96 and 238,566.14 is: 329,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,770.14 : 606,883.96 = 238,566.14 : x
  2. Step 2: Convert to fraction form
    439,770.14/606,883.96 = 238,566.14/x
  3. Step 3: Cross multiply
    439,770.14x = 606,883.96 × 238,566.14
  4. Step 4: Simplify right side
    439,770.14x = 144,781,963,765.11
  5. Step 5: Solve for x
    x = 144,781,963,765.11/439,770.14
  6. Step 6: Final answer
    x = 329,221.91

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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.