Home / 276,822.60-414,974.70-216,817.80

Finding the Fourth Proportional to 276,822.60, 414,974.70 and 216,817.80

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Solution

The fourth proportional to 276,822.60, 414,974.70 and 216,817.80 is: 325,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,822.60 : 414,974.70 = 216,817.80 : x
  2. Step 2: Convert to fraction form
    276,822.60/414,974.70 = 216,817.80/x
  3. Step 3: Cross multiply
    276,822.60x = 414,974.70 × 216,817.80
  4. Step 4: Simplify right side
    276,822.60x = 89,973,901,509.66
  5. Step 5: Solve for x
    x = 89,973,901,509.66/276,822.60
  6. Step 6: Final answer
    x = 325,023.68

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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.