Home / 941,136.32-1,410,910.78-408,255.92

Finding the Fourth Proportional to 941,136.32, 1,410,910.78 and 408,255.92

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Solution

The fourth proportional to 941,136.32, 1,410,910.78 and 408,255.92 is: 612,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,136.32 : 1,410,910.78 = 408,255.92 : x
  2. Step 2: Convert to fraction form
    941,136.32/1,410,910.78 = 408,255.92/x
  3. Step 3: Cross multiply
    941,136.32x = 1,410,910.78 × 408,255.92
  4. Step 4: Simplify right side
    941,136.32x = 576,012,678,526.82
  5. Step 5: Solve for x
    x = 576,012,678,526.82/941,136.32
  6. Step 6: Final answer
    x = 612,039.58

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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.