Home / 738,956.87-1,019,771.84-432,960.02

Finding the Fourth Proportional to 738,956.87, 1,019,771.84 and 432,960.02

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Solution

The fourth proportional to 738,956.87, 1,019,771.84 and 432,960.02 is: 597,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,956.87 : 1,019,771.84 = 432,960.02 : x
  2. Step 2: Convert to fraction form
    738,956.87/1,019,771.84 = 432,960.02/x
  3. Step 3: Cross multiply
    738,956.87x = 1,019,771.84 × 432,960.02
  4. Step 4: Simplify right side
    738,956.87x = 441,520,436,626.47
  5. Step 5: Solve for x
    x = 441,520,436,626.47/738,956.87
  6. Step 6: Final answer
    x = 597,491.48

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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.