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Finding the Third Proportional to 870,388.88 and 1,330,592.06

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Solution

The third proportional to 870,388.88 and 1,330,592.06 is: 2,034,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,388.88 : 1,330,592.06 = 1,330,592.06 : x
  2. Step 2: Convert to fraction form
    870,388.88/1,330,592.06 = 1,330,592.06/x
  3. Step 3: Cross multiply
    870,388.88x = 1,330,592.06 × 1,330,592.06
  4. Step 4: Simplify right side
    870,388.88x = 1,770,475,236,788.00
  5. Step 5: Solve for x
    x = 1,770,475,236,788.00/870,388.88
  6. Step 6: Final answer
    x = 2,034,119.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.