Home / 296,961.40-445,442.10-197,234.20

Finding the Fourth Proportional to 296,961.40, 445,442.10 and 197,234.20

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Solution

The fourth proportional to 296,961.40, 445,442.10 and 197,234.20 is: 295,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,961.40 : 445,442.10 = 197,234.20 : x
  2. Step 2: Convert to fraction form
    296,961.40/445,442.10 = 197,234.20/x
  3. Step 3: Cross multiply
    296,961.40x = 445,442.10 × 197,234.20
  4. Step 4: Simplify right side
    296,961.40x = 87,856,416,239.82
  5. Step 5: Solve for x
    x = 87,856,416,239.82/296,961.40
  6. Step 6: Final answer
    x = 295,851.30

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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.