Home / 807,632.04-1,211,404.20-246,622.80

Finding the Fourth Proportional to 807,632.04, 1,211,404.20 and 246,622.80

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Solution

The fourth proportional to 807,632.04, 1,211,404.20 and 246,622.80 is: 369,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,632.04 : 1,211,404.20 = 246,622.80 : x
  2. Step 2: Convert to fraction form
    807,632.04/1,211,404.20 = 246,622.80/x
  3. Step 3: Cross multiply
    807,632.04x = 1,211,404.20 × 246,622.80
  4. Step 4: Simplify right side
    807,632.04x = 298,759,895,735.76
  5. Step 5: Solve for x
    x = 298,759,895,735.76/807,632.04
  6. Step 6: Final answer
    x = 369,920.81

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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.