Home / 452,736.32-624,789.60-261,732.80

Finding the Fourth Proportional to 452,736.32, 624,789.60 and 261,732.80

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Solution

The fourth proportional to 452,736.32, 624,789.60 and 261,732.80 is: 361,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,736.32 : 624,789.60 = 261,732.80 : x
  2. Step 2: Convert to fraction form
    452,736.32/624,789.60 = 261,732.80/x
  3. Step 3: Cross multiply
    452,736.32x = 624,789.60 × 261,732.80
  4. Step 4: Simplify right side
    452,736.32x = 163,527,931,418.88
  5. Step 5: Solve for x
    x = 163,527,931,418.88/452,736.32
  6. Step 6: Final answer
    x = 361,199.06

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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.