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Finding the Fourth Proportional to 268,550.88, 370,656.72 and 170,370.84

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Solution

The fourth proportional to 268,550.88, 370,656.72 and 170,370.84 is: 235,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,550.88 : 370,656.72 = 170,370.84 : x
  2. Step 2: Convert to fraction form
    268,550.88/370,656.72 = 170,370.84/x
  3. Step 3: Cross multiply
    268,550.88x = 370,656.72 × 170,370.84
  4. Step 4: Simplify right side
    268,550.88x = 63,149,096,738.04
  5. Step 5: Solve for x
    x = 63,149,096,738.04/268,550.88
  6. Step 6: Final answer
    x = 235,147.61

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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.