Home / 920,083.98-1,380,046.68-560,161.64

Finding the Fourth Proportional to 920,083.98, 1,380,046.68 and 560,161.64

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Solution

The fourth proportional to 920,083.98, 1,380,046.68 and 560,161.64 is: 840,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,083.98 : 1,380,046.68 = 560,161.64 : x
  2. Step 2: Convert to fraction form
    920,083.98/1,380,046.68 = 560,161.64/x
  3. Step 3: Cross multiply
    920,083.98x = 1,380,046.68 × 560,161.64
  4. Step 4: Simplify right side
    920,083.98x = 773,049,204,645.12
  5. Step 5: Solve for x
    x = 773,049,204,645.12/920,083.98
  6. Step 6: Final answer
    x = 840,194.18

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1.5x scale

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.