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Finding the Fourth Proportional to 625,485.54, 937,872.88 and 246,200.72

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Solution

The fourth proportional to 625,485.54, 937,872.88 and 246,200.72 is: 369,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,485.54 : 937,872.88 = 246,200.72 : x
  2. Step 2: Convert to fraction form
    625,485.54/937,872.88 = 246,200.72/x
  3. Step 3: Cross multiply
    625,485.54x = 937,872.88 × 246,200.72
  4. Step 4: Simplify right side
    625,485.54x = 230,904,973,019.61
  5. Step 5: Solve for x
    x = 230,904,973,019.61/625,485.54
  6. Step 6: Final answer
    x = 369,161.17

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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.