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Finding the Third Proportional to 382,340,481.50 and 590,400,615

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Solution

The third proportional to 382,340,481.50 and 590,400,615 is: 911,681,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,340,481.50 : 590,400,615 = 590,400,615 : x
  2. Step 2: Convert to fraction form
    382,340,481.50/590,400,615 = 590,400,615/x
  3. Step 3: Cross multiply
    382,340,481.50x = 590,400,615 × 590,400,615
  4. Step 4: Simplify right side
    382,340,481.50x = 348,572,886,192,378,240
  5. Step 5: Solve for x
    x = 348,572,886,192,378,240/382,340,481.50
  6. Step 6: Final answer
    x = 911,681,872.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.