Home / 968,596.21-1,336,662.76-538,876.23

Finding the Fourth Proportional to 968,596.21, 1,336,662.76 and 538,876.23

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Solution

The fourth proportional to 968,596.21, 1,336,662.76 and 538,876.23 is: 743,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,596.21 : 1,336,662.76 = 538,876.23 : x
  2. Step 2: Convert to fraction form
    968,596.21/1,336,662.76 = 538,876.23/x
  3. Step 3: Cross multiply
    968,596.21x = 1,336,662.76 × 538,876.23
  4. Step 4: Simplify right side
    968,596.21x = 720,295,783,540.91
  5. Step 5: Solve for x
    x = 720,295,783,540.91/968,596.21
  6. Step 6: Final answer
    x = 743,649.19

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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.