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Finding the Third Proportional to 130,042 and 279,483

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Solution

The third proportional to 130,042 and 279,483 is: 600,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,042 : 279,483 = 279,483 : x
  2. Step 2: Convert to fraction form
    130,042/279,483 = 279,483/x
  3. Step 3: Cross multiply
    130,042x = 279,483 × 279,483
  4. Step 4: Simplify right side
    130,042x = 78,110,747,289
  5. Step 5: Solve for x
    x = 78,110,747,289/130,042
  6. Step 6: Final answer
    x = 600,657.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.