Home / 694,671.85-958,531.57-408,247.29

Finding the Fourth Proportional to 694,671.85, 958,531.57 and 408,247.29

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Solution

The fourth proportional to 694,671.85, 958,531.57 and 408,247.29 is: 563,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,671.85 : 958,531.57 = 408,247.29 : x
  2. Step 2: Convert to fraction form
    694,671.85/958,531.57 = 408,247.29/x
  3. Step 3: Cross multiply
    694,671.85x = 958,531.57 × 408,247.29
  4. Step 4: Simplify right side
    694,671.85x = 391,317,917,107.72
  5. Step 5: Solve for x
    x = 391,317,917,107.72/694,671.85
  6. Step 6: Final answer
    x = 563,313.34

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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.