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Finding the Fourth Proportional to 452,704.88, 624,732.54 and 248,768.96

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Solution

The fourth proportional to 452,704.88, 624,732.54 and 248,768.96 is: 343,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,704.88 : 624,732.54 = 248,768.96 : x
  2. Step 2: Convert to fraction form
    452,704.88/624,732.54 = 248,768.96/x
  3. Step 3: Cross multiply
    452,704.88x = 624,732.54 × 248,768.96
  4. Step 4: Simplify right side
    452,704.88x = 155,414,061,130.30
  5. Step 5: Solve for x
    x = 155,414,061,130.30/452,704.88
  6. Step 6: Final answer
    x = 343,301.05

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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.