Home / 319,921.50-441,491.67-185,794.14

Finding the Fourth Proportional to 319,921.50, 441,491.67 and 185,794.14

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Solution

The fourth proportional to 319,921.50, 441,491.67 and 185,794.14 is: 256,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,921.50 : 441,491.67 = 185,794.14 : x
  2. Step 2: Convert to fraction form
    319,921.50/441,491.67 = 185,794.14/x
  3. Step 3: Cross multiply
    319,921.50x = 441,491.67 × 185,794.14
  4. Step 4: Simplify right side
    319,921.50x = 82,026,565,144.81
  5. Step 5: Solve for x
    x = 82,026,565,144.81/319,921.50
  6. Step 6: Final answer
    x = 256,395.91

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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.