Home / 923,251.70-1,274,299.90-541,401.50

Finding the Fourth Proportional to 923,251.70, 1,274,299.90 and 541,401.50

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Solution

The fourth proportional to 923,251.70, 1,274,299.90 and 541,401.50 is: 747,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,251.70 : 1,274,299.90 = 541,401.50 : x
  2. Step 2: Convert to fraction form
    923,251.70/1,274,299.90 = 541,401.50/x
  3. Step 3: Cross multiply
    923,251.70x = 1,274,299.90 × 541,401.50
  4. Step 4: Simplify right side
    923,251.70x = 689,907,879,142.10
  5. Step 5: Solve for x
    x = 689,907,879,142.10/923,251.70
  6. Step 6: Final answer
    x = 747,258.71

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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.