Home / 694,110.36-957,974.94-439,485.24

Finding the Fourth Proportional to 694,110.36, 957,974.94 and 439,485.24

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Solution

The fourth proportional to 694,110.36, 957,974.94 and 439,485.24 is: 606,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,110.36 : 957,974.94 = 439,485.24 : x
  2. Step 2: Convert to fraction form
    694,110.36/957,974.94 = 439,485.24/x
  3. Step 3: Cross multiply
    694,110.36x = 957,974.94 × 439,485.24
  4. Step 4: Simplify right side
    694,110.36x = 421,015,846,419.89
  5. Step 5: Solve for x
    x = 421,015,846,419.89/694,110.36
  6. Step 6: Final answer
    x = 606,554.62

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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.