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Finding the Third Proportional to 87,320,833.50 and 177,207,639

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Solution

The third proportional to 87,320,833.50 and 177,207,639 is: 359,622,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,320,833.50 : 177,207,639 = 177,207,639 : x
  2. Step 2: Convert to fraction form
    87,320,833.50/177,207,639 = 177,207,639/x
  3. Step 3: Cross multiply
    87,320,833.50x = 177,207,639 × 177,207,639
  4. Step 4: Simplify right side
    87,320,833.50x = 31,402,547,319,954,320
  5. Step 5: Solve for x
    x = 31,402,547,319,954,320/87,320,833.50
  6. Step 6: Final answer
    x = 359,622,624.54

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.