Home / 446,414.21-669,621.32-197,046.53

Finding the Fourth Proportional to 446,414.21, 669,621.32 and 197,046.53

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Solution

The fourth proportional to 446,414.21, 669,621.32 and 197,046.53 is: 295,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,414.21 : 669,621.32 = 197,046.53 : x
  2. Step 2: Convert to fraction form
    446,414.21/669,621.32 = 197,046.53/x
  3. Step 3: Cross multiply
    446,414.21x = 669,621.32 × 197,046.53
  4. Step 4: Simplify right side
    446,414.21x = 131,946,556,534.79
  5. Step 5: Solve for x
    x = 131,946,556,534.79/446,414.21
  6. Step 6: Final answer
    x = 295,569.80

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Similar ratio
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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.