Home / 463,219.40-694,310.70-196,934.60

Finding the Fourth Proportional to 463,219.40, 694,310.70 and 196,934.60

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Solution

The fourth proportional to 463,219.40, 694,310.70 and 196,934.60 is: 295,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,219.40 : 694,310.70 = 196,934.60 : x
  2. Step 2: Convert to fraction form
    463,219.40/694,310.70 = 196,934.60/x
  3. Step 3: Cross multiply
    463,219.40x = 694,310.70 × 196,934.60
  4. Step 4: Simplify right side
    463,219.40x = 136,733,799,980.22
  5. Step 5: Solve for x
    x = 136,733,799,980.22/463,219.40
  6. Step 6: Final answer
    x = 295,181.51

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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.