Home / 439,764.53-606,876.23-238,560.53

Finding the Fourth Proportional to 439,764.53, 606,876.23 and 238,560.53

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Solution

The fourth proportional to 439,764.53, 606,876.23 and 238,560.53 is: 329,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,764.53 : 606,876.23 = 238,560.53 : x
  2. Step 2: Convert to fraction form
    439,764.53/606,876.23 = 238,560.53/x
  3. Step 3: Cross multiply
    439,764.53x = 606,876.23 × 238,560.53
  4. Step 4: Simplify right side
    439,764.53x = 144,776,717,186.79
  5. Step 5: Solve for x
    x = 144,776,717,186.79/439,764.53
  6. Step 6: Final answer
    x = 329,214.17

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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.