Home / 694,764.22-958,592.38-400,341.50

Finding the Fourth Proportional to 694,764.22, 958,592.38 and 400,341.50

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Solution

The fourth proportional to 694,764.22, 958,592.38 and 400,341.50 is: 552,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,764.22 : 958,592.38 = 400,341.50 : x
  2. Step 2: Convert to fraction form
    694,764.22/958,592.38 = 400,341.50/x
  3. Step 3: Cross multiply
    694,764.22x = 958,592.38 × 400,341.50
  4. Step 4: Simplify right side
    694,764.22x = 383,764,315,241.40
  5. Step 5: Solve for x
    x = 383,764,315,241.40/694,764.22
  6. Step 6: Final answer
    x = 552,366.26

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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.