Home / 483,269.90-666,912.50-268,429.96

Finding the Fourth Proportional to 483,269.90, 666,912.50 and 268,429.96

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Solution

The fourth proportional to 483,269.90, 666,912.50 and 268,429.96 is: 370,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,269.90 : 666,912.50 = 268,429.96 : x
  2. Step 2: Convert to fraction form
    483,269.90/666,912.50 = 268,429.96/x
  3. Step 3: Cross multiply
    483,269.90x = 666,912.50 × 268,429.96
  4. Step 4: Simplify right side
    483,269.90x = 179,019,295,698.50
  5. Step 5: Solve for x
    x = 179,019,295,698.50/483,269.90
  6. Step 6: Final answer
    x = 370,433.37

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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.