Home / 277,733.32-383,279-170,362.56

Finding the Fourth Proportional to 277,733.32, 383,279 and 170,362.56

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Solution

The fourth proportional to 277,733.32, 383,279 and 170,362.56 is: 235,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,733.32 : 383,279 = 170,362.56 : x
  2. Step 2: Convert to fraction form
    277,733.32/383,279 = 170,362.56/x
  3. Step 3: Cross multiply
    277,733.32x = 383,279 × 170,362.56
  4. Step 4: Simplify right side
    277,733.32x = 65,296,391,634.24
  5. Step 5: Solve for x
    x = 65,296,391,634.24/277,733.32
  6. Step 6: Final answer
    x = 235,104.64

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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.