Home / 958,229.20-1,436,825.40-397,320.40

Finding the Fourth Proportional to 958,229.20, 1,436,825.40 and 397,320.40

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Solution

The fourth proportional to 958,229.20, 1,436,825.40 and 397,320.40 is: 595,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,229.20 : 1,436,825.40 = 397,320.40 : x
  2. Step 2: Convert to fraction form
    958,229.20/1,436,825.40 = 397,320.40/x
  3. Step 3: Cross multiply
    958,229.20x = 1,436,825.40 × 397,320.40
  4. Step 4: Simplify right side
    958,229.20x = 570,880,042,658.16
  5. Step 5: Solve for x
    x = 570,880,042,658.16/958,229.20
  6. Step 6: Final answer
    x = 595,765.65

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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.