Home / 454,335.11-626,986.74-250,393.49

Finding the Fourth Proportional to 454,335.11, 626,986.74 and 250,393.49

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Solution

The fourth proportional to 454,335.11, 626,986.74 and 250,393.49 is: 345,545.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,335.11 : 626,986.74 = 250,393.49 : x
  2. Step 2: Convert to fraction form
    454,335.11/626,986.74 = 250,393.49/x
  3. Step 3: Cross multiply
    454,335.11x = 626,986.74 × 250,393.49
  4. Step 4: Simplify right side
    454,335.11x = 156,993,398,012.32
  5. Step 5: Solve for x
    x = 156,993,398,012.32/454,335.11
  6. Step 6: Final answer
    x = 345,545.38

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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.