Home / 831,584.53-1,247,365.86-200,493.28

Finding the Fourth Proportional to 831,584.53, 1,247,365.86 and 200,493.28

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Solution

The fourth proportional to 831,584.53, 1,247,365.86 and 200,493.28 is: 300,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,584.53 : 1,247,365.86 = 200,493.28 : x
  2. Step 2: Convert to fraction form
    831,584.53/1,247,365.86 = 200,493.28/x
  3. Step 3: Cross multiply
    831,584.53x = 1,247,365.86 × 200,493.28
  4. Step 4: Simplify right side
    831,584.53x = 250,088,472,631.42
  5. Step 5: Solve for x
    x = 250,088,472,631.42/831,584.53
  6. Step 6: Final answer
    x = 300,737.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.