Home / 479,014.98-718,785.75-179,702.34

Finding the Fourth Proportional to 479,014.98, 718,785.75 and 179,702.34

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Solution

The fourth proportional to 479,014.98, 718,785.75 and 179,702.34 is: 269,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,014.98 : 718,785.75 = 179,702.34 : x
  2. Step 2: Convert to fraction form
    479,014.98/718,785.75 = 179,702.34/x
  3. Step 3: Cross multiply
    479,014.98x = 718,785.75 × 179,702.34
  4. Step 4: Simplify right side
    479,014.98x = 129,167,481,233.66
  5. Step 5: Solve for x
    x = 129,167,481,233.66/479,014.98
  6. Step 6: Final answer
    x = 269,652.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.