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Finding the Fourth Proportional to 220,512.84, 330,744.68 and 60,601.04

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Solution

The fourth proportional to 220,512.84, 330,744.68 and 60,601.04 is: 90,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,512.84 : 330,744.68 = 60,601.04 : x
  2. Step 2: Convert to fraction form
    220,512.84/330,744.68 = 60,601.04/x
  3. Step 3: Cross multiply
    220,512.84x = 330,744.68 × 60,601.04
  4. Step 4: Simplify right side
    220,512.84x = 20,043,471,582.47
  5. Step 5: Solve for x
    x = 20,043,471,582.47/220,512.84
  6. Step 6: Final answer
    x = 90,894.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.