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Finding the Fourth Proportional to 636,016.01, 954,019.15 and 162,700.61

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Solution

The fourth proportional to 636,016.01, 954,019.15 and 162,700.61 is: 244,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,016.01 : 954,019.15 = 162,700.61 : x
  2. Step 2: Convert to fraction form
    636,016.01/954,019.15 = 162,700.61/x
  3. Step 3: Cross multiply
    636,016.01x = 954,019.15 × 162,700.61
  4. Step 4: Simplify right side
    636,016.01x = 155,219,492,479.83
  5. Step 5: Solve for x
    x = 155,219,492,479.83/636,016.01
  6. Step 6: Final answer
    x = 244,049.66

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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.