Home / 293,927.20-440,890.80-195,431.20

Finding the Fourth Proportional to 293,927.20, 440,890.80 and 195,431.20

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Solution

The fourth proportional to 293,927.20, 440,890.80 and 195,431.20 is: 293,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,927.20 : 440,890.80 = 195,431.20 : x
  2. Step 2: Convert to fraction form
    293,927.20/440,890.80 = 195,431.20/x
  3. Step 3: Cross multiply
    293,927.20x = 440,890.80 × 195,431.20
  4. Step 4: Simplify right side
    293,927.20x = 86,163,818,112.96
  5. Step 5: Solve for x
    x = 86,163,818,112.96/293,927.20
  6. Step 6: Final answer
    x = 293,146.80

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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.