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Finding the Fourth Proportional to 624,964.96, 937,491.28 and 250,988

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Solution

The fourth proportional to 624,964.96, 937,491.28 and 250,988 is: 376,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,964.96 : 937,491.28 = 250,988 : x
  2. Step 2: Convert to fraction form
    624,964.96/937,491.28 = 250,988/x
  3. Step 3: Cross multiply
    624,964.96x = 937,491.28 × 250,988
  4. Step 4: Simplify right side
    624,964.96x = 235,299,061,384.64
  5. Step 5: Solve for x
    x = 235,299,061,384.64/624,964.96
  6. Step 6: Final answer
    x = 376,499.61

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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.