Home / 809,391.26-1,116,953.78-446,815.52

Finding the Fourth Proportional to 809,391.26, 1,116,953.78 and 446,815.52

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Solution

The fourth proportional to 809,391.26, 1,116,953.78 and 446,815.52 is: 616,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,391.26 : 1,116,953.78 = 446,815.52 : x
  2. Step 2: Convert to fraction form
    809,391.26/1,116,953.78 = 446,815.52/x
  3. Step 3: Cross multiply
    809,391.26x = 1,116,953.78 × 446,815.52
  4. Step 4: Simplify right side
    809,391.26x = 499,072,284,026.67
  5. Step 5: Solve for x
    x = 499,072,284,026.67/809,391.26
  6. Step 6: Final answer
    x = 616,602.02

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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.