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Finding the Third Proportional to 171,434,556.95 and 375,621,241.46

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Solution

The third proportional to 171,434,556.95 and 375,621,241.46 is: 823,003,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,434,556.95 : 375,621,241.46 = 375,621,241.46 : x
  2. Step 2: Convert to fraction form
    171,434,556.95/375,621,241.46 = 375,621,241.46/x
  3. Step 3: Cross multiply
    171,434,556.95x = 375,621,241.46 × 375,621,241.46
  4. Step 4: Simplify right side
    171,434,556.95x = 141,091,317,039,572,640
  5. Step 5: Solve for x
    x = 141,091,317,039,572,640/171,434,556.95
  6. Step 6: Final answer
    x = 823,003,947.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.