Home / 746,942.60-1,030,711.55-424,589.73

Finding the Fourth Proportional to 746,942.60, 1,030,711.55 and 424,589.73

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Solution

The fourth proportional to 746,942.60, 1,030,711.55 and 424,589.73 is: 585,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,942.60 : 1,030,711.55 = 424,589.73 : x
  2. Step 2: Convert to fraction form
    746,942.60/1,030,711.55 = 424,589.73/x
  3. Step 3: Cross multiply
    746,942.60x = 1,030,711.55 × 424,589.73
  4. Step 4: Simplify right side
    746,942.60x = 437,629,536,599.43
  5. Step 5: Solve for x
    x = 437,629,536,599.43/746,942.60
  6. Step 6: Final answer
    x = 585,894.47

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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.