Home / 968,673.87-1,336,833.83-538,954.89

Finding the Fourth Proportional to 968,673.87, 1,336,833.83 and 538,954.89

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Solution

The fourth proportional to 968,673.87, 1,336,833.83 and 538,954.89 is: 743,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,673.87 : 1,336,833.83 = 538,954.89 : x
  2. Step 2: Convert to fraction form
    968,673.87/1,336,833.83 = 538,954.89/x
  3. Step 3: Cross multiply
    968,673.87x = 1,336,833.83 × 538,954.89
  4. Step 4: Simplify right side
    968,673.87x = 720,493,129,795.93
  5. Step 5: Solve for x
    x = 720,493,129,795.93/968,673.87
  6. Step 6: Final answer
    x = 743,793.30

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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.