Home / 638,832.14-958,380.46-259,752.92

Finding the Fourth Proportional to 638,832.14, 958,380.46 and 259,752.92

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Solution

The fourth proportional to 638,832.14, 958,380.46 and 259,752.92 is: 389,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,832.14 : 958,380.46 = 259,752.92 : x
  2. Step 2: Convert to fraction form
    638,832.14/958,380.46 = 259,752.92/x
  3. Step 3: Cross multiply
    638,832.14x = 958,380.46 × 259,752.92
  4. Step 4: Simplify right side
    638,832.14x = 248,942,122,955.94
  5. Step 5: Solve for x
    x = 248,942,122,955.94/638,832.14
  6. Step 6: Final answer
    x = 389,683.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.