Home / 676,611.75-933,724.22-374,805.75

Finding the Fourth Proportional to 676,611.75, 933,724.22 and 374,805.75

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Solution

The fourth proportional to 676,611.75, 933,724.22 and 374,805.75 is: 517,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,611.75 : 933,724.22 = 374,805.75 : x
  2. Step 2: Convert to fraction form
    676,611.75/933,724.22 = 374,805.75/x
  3. Step 3: Cross multiply
    676,611.75x = 933,724.22 × 374,805.75
  4. Step 4: Simplify right side
    676,611.75x = 349,965,206,570.27
  5. Step 5: Solve for x
    x = 349,965,206,570.27/676,611.75
  6. Step 6: Final answer
    x = 517,231.94

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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.