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Finding the Fourth Proportional to 199,410.84, 275,186.97 and 148,467.42

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Solution

The fourth proportional to 199,410.84, 275,186.97 and 148,467.42 is: 204,885.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,410.84 : 275,186.97 = 148,467.42 : x
  2. Step 2: Convert to fraction form
    199,410.84/275,186.97 = 148,467.42/x
  3. Step 3: Cross multiply
    199,410.84x = 275,186.97 × 148,467.42
  4. Step 4: Simplify right side
    199,410.84x = 40,856,299,453.52
  5. Step 5: Solve for x
    x = 40,856,299,453.52/199,410.84
  6. Step 6: Final answer
    x = 204,885.05

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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.