Home / 801,514.32-1,106,093.28-438,940.69

Finding the Fourth Proportional to 801,514.32, 1,106,093.28 and 438,940.69

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Solution

The fourth proportional to 801,514.32, 1,106,093.28 and 438,940.69 is: 605,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,514.32 : 1,106,093.28 = 438,940.69 : x
  2. Step 2: Convert to fraction form
    801,514.32/1,106,093.28 = 438,940.69/x
  3. Step 3: Cross multiply
    801,514.32x = 1,106,093.28 × 438,940.69
  4. Step 4: Simplify right side
    801,514.32x = 485,509,347,527.56
  5. Step 5: Solve for x
    x = 485,509,347,527.56/801,514.32
  6. Step 6: Final answer
    x = 605,740.08

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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.