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Finding the Fourth Proportional to 264,592.20, 395,916.30 and 194,608.20

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Solution

The fourth proportional to 264,592.20, 395,916.30 and 194,608.20 is: 291,197.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,592.20 : 395,916.30 = 194,608.20 : x
  2. Step 2: Convert to fraction form
    264,592.20/395,916.30 = 194,608.20/x
  3. Step 3: Cross multiply
    264,592.20x = 395,916.30 × 194,608.20
  4. Step 4: Simplify right side
    264,592.20x = 77,048,558,493.66
  5. Step 5: Solve for x
    x = 77,048,558,493.66/264,592.20
  6. Step 6: Final answer
    x = 291,197.39

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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.