Home / 824,534.37-1,236,571.92-291,912.39

Finding the Fourth Proportional to 824,534.37, 1,236,571.92 and 291,912.39

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Solution

The fourth proportional to 824,534.37, 1,236,571.92 and 291,912.39 is: 437,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,534.37 : 1,236,571.92 = 291,912.39 : x
  2. Step 2: Convert to fraction form
    824,534.37/1,236,571.92 = 291,912.39/x
  3. Step 3: Cross multiply
    824,534.37x = 1,236,571.92 × 291,912.39
  4. Step 4: Simplify right side
    824,534.37x = 360,970,664,574.09
  5. Step 5: Solve for x
    x = 360,970,664,574.09/824,534.37
  6. Step 6: Final answer
    x = 437,787.29

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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.