Home / 327,153.30-451,495.34-199,852.89

Finding the Fourth Proportional to 327,153.30, 451,495.34 and 199,852.89

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Solution

The fourth proportional to 327,153.30, 451,495.34 and 199,852.89 is: 275,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,153.30 : 451,495.34 = 199,852.89 : x
  2. Step 2: Convert to fraction form
    327,153.30/451,495.34 = 199,852.89/x
  3. Step 3: Cross multiply
    327,153.30x = 451,495.34 × 199,852.89
  4. Step 4: Simplify right side
    327,153.30x = 90,232,648,520.53
  5. Step 5: Solve for x
    x = 90,232,648,520.53/327,153.30
  6. Step 6: Final answer
    x = 275,811.52

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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.