Home / 391,981.80-541,166.77-246,911.94

Finding the Fourth Proportional to 391,981.80, 541,166.77 and 246,911.94

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Solution

The fourth proportional to 391,981.80, 541,166.77 and 246,911.94 is: 340,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,981.80 : 541,166.77 = 246,911.94 : x
  2. Step 2: Convert to fraction form
    391,981.80/541,166.77 = 246,911.94/x
  3. Step 3: Cross multiply
    391,981.80x = 541,166.77 × 246,911.94
  4. Step 4: Simplify right side
    391,981.80x = 133,620,536,972.37
  5. Step 5: Solve for x
    x = 133,620,536,972.37/391,981.80
  6. Step 6: Final answer
    x = 340,884.54

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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.