Home / 968,168.18-1,336,053.11-538,439.06

Finding the Fourth Proportional to 968,168.18, 1,336,053.11 and 538,439.06

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Solution

The fourth proportional to 968,168.18, 1,336,053.11 and 538,439.06 is: 743,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,168.18 : 1,336,053.11 = 538,439.06 : x
  2. Step 2: Convert to fraction form
    968,168.18/1,336,053.11 = 538,439.06/x
  3. Step 3: Cross multiply
    968,168.18x = 1,336,053.11 × 538,439.06
  4. Step 4: Simplify right side
    968,168.18x = 719,383,171,286.02
  5. Step 5: Solve for x
    x = 719,383,171,286.02/968,168.18
  6. Step 6: Final answer
    x = 743,035.34

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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.