Home / 809,283.45-1,116,811.22-446,707.41

Finding the Fourth Proportional to 809,283.45, 1,116,811.22 and 446,707.41

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Solution

The fourth proportional to 809,283.45, 1,116,811.22 and 446,707.41 is: 616,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,283.45 : 1,116,811.22 = 446,707.41 : x
  2. Step 2: Convert to fraction form
    809,283.45/1,116,811.22 = 446,707.41/x
  3. Step 3: Cross multiply
    809,283.45x = 1,116,811.22 × 446,707.41
  4. Step 4: Simplify right side
    809,283.45x = 498,887,847,545.14
  5. Step 5: Solve for x
    x = 498,887,847,545.14/809,283.45
  6. Step 6: Final answer
    x = 616,456.26

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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.