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Finding the Fourth Proportional to 636,014.88, 954,054.99 and 162,704.34

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Solution

The fourth proportional to 636,014.88, 954,054.99 and 162,704.34 is: 244,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,014.88 : 954,054.99 = 162,704.34 : x
  2. Step 2: Convert to fraction form
    636,014.88/954,054.99 = 162,704.34/x
  3. Step 3: Cross multiply
    636,014.88x = 954,054.99 × 162,704.34
  4. Step 4: Simplify right side
    636,014.88x = 155,228,887,471.66
  5. Step 5: Solve for x
    x = 155,228,887,471.66/636,014.88
  6. Step 6: Final answer
    x = 244,064.87

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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.