Home / 809,367.32-1,116,927.10-446,791.42

Finding the Fourth Proportional to 809,367.32, 1,116,927.10 and 446,791.42

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Solution

The fourth proportional to 809,367.32, 1,116,927.10 and 446,791.42 is: 616,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,367.32 : 1,116,927.10 = 446,791.42 : x
  2. Step 2: Convert to fraction form
    809,367.32/1,116,927.10 = 446,791.42/x
  3. Step 3: Cross multiply
    809,367.32x = 1,116,927.10 × 446,791.42
  4. Step 4: Simplify right side
    809,367.32x = 499,033,445,045.48
  5. Step 5: Solve for x
    x = 499,033,445,045.48/809,367.32
  6. Step 6: Final answer
    x = 616,572.27

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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.