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Finding the Fourth Proportional to 591,640.00, 816,520.60 and 350,000.29

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Solution

The fourth proportional to 591,640.00, 816,520.60 and 350,000.29 is: 483,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,640.00 : 816,520.60 = 350,000.29 : x
  2. Step 2: Convert to fraction form
    591,640.00/816,520.60 = 350,000.29/x
  3. Step 3: Cross multiply
    591,640.00x = 816,520.60 × 350,000.29
  4. Step 4: Simplify right side
    591,640.00x = 285,782,448,249.13
  5. Step 5: Solve for x
    x = 285,782,448,249.13/591,640.00
  6. Step 6: Final answer
    x = 483,034.36

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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.