Home / 801,786.36-1,106,465.46-439,223.22

Finding the Fourth Proportional to 801,786.36, 1,106,465.46 and 439,223.22

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Solution

The fourth proportional to 801,786.36, 1,106,465.46 and 439,223.22 is: 606,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,786.36 : 1,106,465.46 = 439,223.22 : x
  2. Step 2: Convert to fraction form
    801,786.36/1,106,465.46 = 439,223.22/x
  3. Step 3: Cross multiply
    801,786.36x = 1,106,465.46 × 439,223.22
  4. Step 4: Simplify right side
    801,786.36x = 485,985,322,159.98
  5. Step 5: Solve for x
    x = 485,985,322,159.98/801,786.36
  6. Step 6: Final answer
    x = 606,128.20

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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.