Home / 629,736.40-944,604.60-186,504.40

Finding the Fourth Proportional to 629,736.40, 944,604.60 and 186,504.40

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Solution

The fourth proportional to 629,736.40, 944,604.60 and 186,504.40 is: 279,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,736.40 : 944,604.60 = 186,504.40 : x
  2. Step 2: Convert to fraction form
    629,736.40/944,604.60 = 186,504.40/x
  3. Step 3: Cross multiply
    629,736.40x = 944,604.60 × 186,504.40
  4. Step 4: Simplify right side
    629,736.40x = 176,172,914,160.24
  5. Step 5: Solve for x
    x = 176,172,914,160.24/629,736.40
  6. Step 6: Final answer
    x = 279,756.60

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Double scale
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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.