Home / 331,820.27-457,950.85-188,601.84

Finding the Fourth Proportional to 331,820.27, 457,950.85 and 188,601.84

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Solution

The fourth proportional to 331,820.27, 457,950.85 and 188,601.84 is: 260,292.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,820.27 : 457,950.85 = 188,601.84 : x
  2. Step 2: Convert to fraction form
    331,820.27/457,950.85 = 188,601.84/x
  3. Step 3: Cross multiply
    331,820.27x = 457,950.85 × 188,601.84
  4. Step 4: Simplify right side
    331,820.27x = 86,370,372,468.06
  5. Step 5: Solve for x
    x = 86,370,372,468.06/331,820.27
  6. Step 6: Final answer
    x = 260,292.63

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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.