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Finding the Third Proportional to 159,568,258.50 and 349,403,377.50

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Solution

The third proportional to 159,568,258.50 and 349,403,377.50 is: 765,081,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,568,258.50 : 349,403,377.50 = 349,403,377.50 : x
  2. Step 2: Convert to fraction form
    159,568,258.50/349,403,377.50 = 349,403,377.50/x
  3. Step 3: Cross multiply
    159,568,258.50x = 349,403,377.50 × 349,403,377.50
  4. Step 4: Simplify right side
    159,568,258.50x = 122,082,720,208,407,504
  5. Step 5: Solve for x
    x = 122,082,720,208,407,504/159,568,258.50
  6. Step 6: Final answer
    x = 765,081,485.23

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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.