Home / 799,380.45-1,103,112.09-436,816.80

Finding the Fourth Proportional to 799,380.45, 1,103,112.09 and 436,816.80

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Solution

The fourth proportional to 799,380.45, 1,103,112.09 and 436,816.80 is: 602,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,380.45 : 1,103,112.09 = 436,816.80 : x
  2. Step 2: Convert to fraction form
    799,380.45/1,103,112.09 = 436,816.80/x
  3. Step 3: Cross multiply
    799,380.45x = 1,103,112.09 × 436,816.80
  4. Step 4: Simplify right side
    799,380.45x = 481,857,893,195.11
  5. Step 5: Solve for x
    x = 481,857,893,195.11/799,380.45
  6. Step 6: Final answer
    x = 602,789.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.