Home / 791,141.78-1,186,745.55-230,176.28

Finding the Fourth Proportional to 791,141.78, 1,186,745.55 and 230,176.28

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Solution

The fourth proportional to 791,141.78, 1,186,745.55 and 230,176.28 is: 345,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,141.78 : 1,186,745.55 = 230,176.28 : x
  2. Step 2: Convert to fraction form
    791,141.78/1,186,745.55 = 230,176.28/x
  3. Step 3: Cross multiply
    791,141.78x = 1,186,745.55 × 230,176.28
  4. Step 4: Simplify right side
    791,141.78x = 273,160,676,005.55
  5. Step 5: Solve for x
    x = 273,160,676,005.55/791,141.78
  6. Step 6: Final answer
    x = 345,273.99

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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.