Home / 447,835.44-618,010.20-246,630

Finding the Fourth Proportional to 447,835.44, 618,010.20 and 246,630

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Solution

The fourth proportional to 447,835.44, 618,010.20 and 246,630 is: 340,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,835.44 : 618,010.20 = 246,630 : x
  2. Step 2: Convert to fraction form
    447,835.44/618,010.20 = 246,630/x
  3. Step 3: Cross multiply
    447,835.44x = 618,010.20 × 246,630
  4. Step 4: Simplify right side
    447,835.44x = 152,419,855,626
  5. Step 5: Solve for x
    x = 152,419,855,626/447,835.44
  6. Step 6: Final answer
    x = 340,347.91

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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.