Home / 682,049.49-941,215.84-376,154.11

Finding the Fourth Proportional to 682,049.49, 941,215.84 and 376,154.11

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Solution

The fourth proportional to 682,049.49, 941,215.84 and 376,154.11 is: 519,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,049.49 : 941,215.84 = 376,154.11 : x
  2. Step 2: Convert to fraction form
    682,049.49/941,215.84 = 376,154.11/x
  3. Step 3: Cross multiply
    682,049.49x = 941,215.84 × 376,154.11
  4. Step 4: Simplify right side
    682,049.49x = 354,042,206,613.10
  5. Step 5: Solve for x
    x = 354,042,206,613.10/682,049.49
  6. Step 6: Final answer
    x = 519,085.80

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1.5x scale

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.