Home / 345,817.41-477,227.08-192,855.77

Finding the Fourth Proportional to 345,817.41, 477,227.08 and 192,855.77

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Solution

The fourth proportional to 345,817.41, 477,227.08 and 192,855.77 is: 266,140.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,817.41 : 477,227.08 = 192,855.77 : x
  2. Step 2: Convert to fraction form
    345,817.41/477,227.08 = 192,855.77/x
  3. Step 3: Cross multiply
    345,817.41x = 477,227.08 × 192,855.77
  4. Step 4: Simplify right side
    345,817.41x = 92,035,995,978.25
  5. Step 5: Solve for x
    x = 92,035,995,978.25/345,817.41
  6. Step 6: Final answer
    x = 266,140.44

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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.