Home / 682,049.22-941,215.50-376,153.88

Finding the Fourth Proportional to 682,049.22, 941,215.50 and 376,153.88

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Solution

The fourth proportional to 682,049.22, 941,215.50 and 376,153.88 is: 519,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,049.22 : 941,215.50 = 376,153.88 : x
  2. Step 2: Convert to fraction form
    682,049.22/941,215.50 = 376,153.88/x
  3. Step 3: Cross multiply
    682,049.22x = 941,215.50 × 376,153.88
  4. Step 4: Simplify right side
    682,049.22x = 354,041,857,535.06
  5. Step 5: Solve for x
    x = 354,041,857,535.06/682,049.22
  6. Step 6: Final answer
    x = 519,085.50

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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.