Home / 603,212.02-832,399.56-331,315.54

Finding the Fourth Proportional to 603,212.02, 832,399.56 and 331,315.54

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Solution

The fourth proportional to 603,212.02, 832,399.56 and 331,315.54 is: 457,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,212.02 : 832,399.56 = 331,315.54 : x
  2. Step 2: Convert to fraction form
    603,212.02/832,399.56 = 331,315.54/x
  3. Step 3: Cross multiply
    603,212.02x = 832,399.56 × 331,315.54
  4. Step 4: Simplify right side
    603,212.02x = 275,786,909,717.16
  5. Step 5: Solve for x
    x = 275,786,909,717.16/603,212.02
  6. Step 6: Final answer
    x = 457,197.30

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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.