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Finding the Third Proportional to 46,783.50 and 74,367

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Solution

The third proportional to 46,783.50 and 74,367 is: 118,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,783.50 : 74,367 = 74,367 : x
  2. Step 2: Convert to fraction form
    46,783.50/74,367 = 74,367/x
  3. Step 3: Cross multiply
    46,783.50x = 74,367 × 74,367
  4. Step 4: Simplify right side
    46,783.50x = 5,530,450,689
  5. Step 5: Solve for x
    x = 5,530,450,689/46,783.50
  6. Step 6: Final answer
    x = 118,213.70

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.