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Finding the Third Proportional to 55,641 and 130,318.50

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Solution

The third proportional to 55,641 and 130,318.50 is: 305,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,641 : 130,318.50 = 130,318.50 : x
  2. Step 2: Convert to fraction form
    55,641/130,318.50 = 130,318.50/x
  3. Step 3: Cross multiply
    55,641x = 130,318.50 × 130,318.50
  4. Step 4: Simplify right side
    55,641x = 16,982,911,442.25
  5. Step 5: Solve for x
    x = 16,982,911,442.25/55,641
  6. Step 6: Final answer
    x = 305,222.97

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.