Home / 455,024.80-682,537.20-202,304.80

Finding the Fourth Proportional to 455,024.80, 682,537.20 and 202,304.80

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Solution

The fourth proportional to 455,024.80, 682,537.20 and 202,304.80 is: 303,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,024.80 : 682,537.20 = 202,304.80 : x
  2. Step 2: Convert to fraction form
    455,024.80/682,537.20 = 202,304.80/x
  3. Step 3: Cross multiply
    455,024.80x = 682,537.20 × 202,304.80
  4. Step 4: Simplify right side
    455,024.80x = 138,080,551,738.56
  5. Step 5: Solve for x
    x = 138,080,551,738.56/455,024.80
  6. Step 6: Final answer
    x = 303,457.20

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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.