Home / 694,418.46-958,324.73-407,936.04

Finding the Fourth Proportional to 694,418.46, 958,324.73 and 407,936.04

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Solution

The fourth proportional to 694,418.46, 958,324.73 and 407,936.04 is: 562,967.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,418.46 : 958,324.73 = 407,936.04 : x
  2. Step 2: Convert to fraction form
    694,418.46/958,324.73 = 407,936.04/x
  3. Step 3: Cross multiply
    694,418.46x = 958,324.73 × 407,936.04
  4. Step 4: Simplify right side
    694,418.46x = 390,935,195,390.27
  5. Step 5: Solve for x
    x = 390,935,195,390.27/694,418.46
  6. Step 6: Final answer
    x = 562,967.75

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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.