Home / 264,832.40-397,248.60-263,277.20

Finding the Fourth Proportional to 264,832.40, 397,248.60 and 263,277.20

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Solution

The fourth proportional to 264,832.40, 397,248.60 and 263,277.20 is: 394,915.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,832.40 : 397,248.60 = 263,277.20 : x
  2. Step 2: Convert to fraction form
    264,832.40/397,248.60 = 263,277.20/x
  3. Step 3: Cross multiply
    264,832.40x = 397,248.60 × 263,277.20
  4. Step 4: Simplify right side
    264,832.40x = 104,586,499,111.92
  5. Step 5: Solve for x
    x = 104,586,499,111.92/264,832.40
  6. Step 6: Final answer
    x = 394,915.80

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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.