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Finding the Fourth Proportional to 196,671.88, 294,728.78 and 151,522.44

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Solution

The fourth proportional to 196,671.88, 294,728.78 and 151,522.44 is: 227,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,671.88 : 294,728.78 = 151,522.44 : x
  2. Step 2: Convert to fraction form
    196,671.88/294,728.78 = 151,522.44/x
  3. Step 3: Cross multiply
    196,671.88x = 294,728.78 × 151,522.44
  4. Step 4: Simplify right side
    196,671.88x = 44,658,023,883.82
  5. Step 5: Solve for x
    x = 44,658,023,883.82/196,671.88
  6. Step 6: Final answer
    x = 227,068.68

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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.