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Finding the Third Proportional to 97,485 and 146,947.50

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Solution

The third proportional to 97,485 and 146,947.50 is: 221,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,485 : 146,947.50 = 146,947.50 : x
  2. Step 2: Convert to fraction form
    97,485/146,947.50 = 146,947.50/x
  3. Step 3: Cross multiply
    97,485x = 146,947.50 × 146,947.50
  4. Step 4: Simplify right side
    97,485x = 21,593,567,756.25
  5. Step 5: Solve for x
    x = 21,593,567,756.25/97,485
  6. Step 6: Final answer
    x = 221,506.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.