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Finding the Fourth Proportional to 325,100.84, 448,639.55 and 179,912.63

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Solution

The fourth proportional to 325,100.84, 448,639.55 and 179,912.63 is: 248,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,100.84 : 448,639.55 = 179,912.63 : x
  2. Step 2: Convert to fraction form
    325,100.84/448,639.55 = 179,912.63/x
  3. Step 3: Cross multiply
    325,100.84x = 448,639.55 × 179,912.63
  4. Step 4: Simplify right side
    325,100.84x = 80,715,922,259.22
  5. Step 5: Solve for x
    x = 80,715,922,259.22/325,100.84
  6. Step 6: Final answer
    x = 248,279.65

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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.