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Finding the Fourth Proportional to 636,586.66, 954,880.25 and 163,272.02

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Solution

The fourth proportional to 636,586.66, 954,880.25 and 163,272.02 is: 244,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,586.66 : 954,880.25 = 163,272.02 : x
  2. Step 2: Convert to fraction form
    636,586.66/954,880.25 = 163,272.02/x
  3. Step 3: Cross multiply
    636,586.66x = 954,880.25 × 163,272.02
  4. Step 4: Simplify right side
    636,586.66x = 155,905,230,103.45
  5. Step 5: Solve for x
    x = 155,905,230,103.45/636,586.66
  6. Step 6: Final answer
    x = 244,908.10

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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.