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Finding the Fourth Proportional to 636,047.88, 954,066.96 and 162,732.48

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Solution

The fourth proportional to 636,047.88, 954,066.96 and 162,732.48 is: 244,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,047.88 : 954,066.96 = 162,732.48 : x
  2. Step 2: Convert to fraction form
    636,047.88/954,066.96 = 162,732.48/x
  3. Step 3: Cross multiply
    636,047.88x = 954,066.96 × 162,732.48
  4. Step 4: Simplify right side
    636,047.88x = 155,257,682,486.86
  5. Step 5: Solve for x
    x = 155,257,682,486.86/636,047.88
  6. Step 6: Final answer
    x = 244,097.48

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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.