Home / 958,145.70-1,436,700.15-397,236.90

Finding the Fourth Proportional to 958,145.70, 1,436,700.15 and 397,236.90

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Solution

The fourth proportional to 958,145.70, 1,436,700.15 and 397,236.90 is: 595,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,145.70 : 1,436,700.15 = 397,236.90 : x
  2. Step 2: Convert to fraction form
    958,145.70/1,436,700.15 = 397,236.90/x
  3. Step 3: Cross multiply
    958,145.70x = 1,436,700.15 × 397,236.90
  4. Step 4: Simplify right side
    958,145.70x = 570,710,313,815.54
  5. Step 5: Solve for x
    x = 570,710,313,815.54/958,145.70
  6. Step 6: Final answer
    x = 595,640.43

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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.