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Finding the Third Proportional to 174,880.69 and 262,318.50

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Solution

The third proportional to 174,880.69 and 262,318.50 is: 393,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,880.69 : 262,318.50 = 262,318.50 : x
  2. Step 2: Convert to fraction form
    174,880.69/262,318.50 = 262,318.50/x
  3. Step 3: Cross multiply
    174,880.69x = 262,318.50 × 262,318.50
  4. Step 4: Simplify right side
    174,880.69x = 68,810,995,442.25
  5. Step 5: Solve for x
    x = 68,810,995,442.25/174,880.69
  6. Step 6: Final answer
    x = 393,473.95

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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.