Home / 800,323.26-1,104,454.67-437,739.36

Finding the Fourth Proportional to 800,323.26, 1,104,454.67 and 437,739.36

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Solution

The fourth proportional to 800,323.26, 1,104,454.67 and 437,739.36 is: 604,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,323.26 : 1,104,454.67 = 437,739.36 : x
  2. Step 2: Convert to fraction form
    800,323.26/1,104,454.67 = 437,739.36/x
  3. Step 3: Cross multiply
    800,323.26x = 1,104,454.67 × 437,739.36
  4. Step 4: Simplify right side
    800,323.26x = 483,463,284,614.39
  5. Step 5: Solve for x
    x = 483,463,284,614.39/800,323.26
  6. Step 6: Final answer
    x = 604,085.01

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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.