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Finding the Third Proportional to 130,026 and 194,512.50

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Solution

The third proportional to 130,026 and 194,512.50 is: 290,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,026 : 194,512.50 = 194,512.50 : x
  2. Step 2: Convert to fraction form
    130,026/194,512.50 = 194,512.50/x
  3. Step 3: Cross multiply
    130,026x = 194,512.50 × 194,512.50
  4. Step 4: Simplify right side
    130,026x = 37,835,112,656.25
  5. Step 5: Solve for x
    x = 37,835,112,656.25/130,026
  6. Step 6: Final answer
    x = 290,981.13

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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.