Home / 733,153.80-1,099,728.45-186,045.12

Finding the Fourth Proportional to 733,153.80, 1,099,728.45 and 186,045.12

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Solution

The fourth proportional to 733,153.80, 1,099,728.45 and 186,045.12 is: 279,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,153.80 : 1,099,728.45 = 186,045.12 : x
  2. Step 2: Convert to fraction form
    733,153.80/1,099,728.45 = 186,045.12/x
  3. Step 3: Cross multiply
    733,153.80x = 1,099,728.45 × 186,045.12
  4. Step 4: Simplify right side
    733,153.80x = 204,599,111,447.66
  5. Step 5: Solve for x
    x = 204,599,111,447.66/733,153.80
  6. Step 6: Final answer
    x = 279,067.11

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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.