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Finding the Third Proportional to 97,020 and 145,890

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Solution

The third proportional to 97,020 and 145,890 is: 219,376.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,020 : 145,890 = 145,890 : x
  2. Step 2: Convert to fraction form
    97,020/145,890 = 145,890/x
  3. Step 3: Cross multiply
    97,020x = 145,890 × 145,890
  4. Step 4: Simplify right side
    97,020x = 21,283,892,100
  5. Step 5: Solve for x
    x = 21,283,892,100/97,020
  6. Step 6: Final answer
    x = 219,376.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.