Home / 769,037.94-1,061,192.61-446,815.62

Finding the Fourth Proportional to 769,037.94, 1,061,192.61 and 446,815.62

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Solution

The fourth proportional to 769,037.94, 1,061,192.61 and 446,815.62 is: 616,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,037.94 : 1,061,192.61 = 446,815.62 : x
  2. Step 2: Convert to fraction form
    769,037.94/1,061,192.61 = 446,815.62/x
  3. Step 3: Cross multiply
    769,037.94x = 1,061,192.61 × 446,815.62
  4. Step 4: Simplify right side
    769,037.94x = 474,157,433,976.57
  5. Step 5: Solve for x
    x = 474,157,433,976.57/769,037.94
  6. Step 6: Final answer
    x = 616,559.22

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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.