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Finding the Fourth Proportional to 444,819.19, 667,432.11 and 242,111.63

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Solution

The fourth proportional to 444,819.19, 667,432.11 and 242,111.63 is: 363,278.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,819.19 : 667,432.11 = 242,111.63 : x
  2. Step 2: Convert to fraction form
    444,819.19/667,432.11 = 242,111.63/x
  3. Step 3: Cross multiply
    444,819.19x = 667,432.11 × 242,111.63
  4. Step 4: Simplify right side
    444,819.19x = 161,593,076,066.44
  5. Step 5: Solve for x
    x = 161,593,076,066.44/444,819.19
  6. Step 6: Final answer
    x = 363,278.11

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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.