Home / 439,770.17-606,883.98-238,566.17

Finding the Fourth Proportional to 439,770.17, 606,883.98 and 238,566.17

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Solution

The fourth proportional to 439,770.17, 606,883.98 and 238,566.17 is: 329,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,770.17 : 606,883.98 = 238,566.17 : x
  2. Step 2: Convert to fraction form
    439,770.17/606,883.98 = 238,566.17/x
  3. Step 3: Cross multiply
    439,770.17x = 606,883.98 × 238,566.17
  4. Step 4: Simplify right side
    439,770.17x = 144,781,983,708.54
  5. Step 5: Solve for x
    x = 144,781,983,708.54/439,770.17
  6. Step 6: Final answer
    x = 329,221.93

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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.