Home / 783,391.95-1,175,087.93-222,353.55

Finding the Fourth Proportional to 783,391.95, 1,175,087.93 and 222,353.55

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Solution

The fourth proportional to 783,391.95, 1,175,087.93 and 222,353.55 is: 333,530.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,391.95 : 1,175,087.93 = 222,353.55 : x
  2. Step 2: Convert to fraction form
    783,391.95/1,175,087.93 = 222,353.55/x
  3. Step 3: Cross multiply
    783,391.95x = 1,175,087.93 × 222,353.55
  4. Step 4: Simplify right side
    783,391.95x = 261,284,971,685.88
  5. Step 5: Solve for x
    x = 261,284,971,685.88/783,391.95
  6. Step 6: Final answer
    x = 333,530.33

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Double scale
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Similar ratio
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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.