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Finding the Third Proportional to 57,766,837.50 and 89,735,391

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Solution

The third proportional to 57,766,837.50 and 89,735,391 is: 139,395,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,766,837.50 : 89,735,391 = 89,735,391 : x
  2. Step 2: Convert to fraction form
    57,766,837.50/89,735,391 = 89,735,391/x
  3. Step 3: Cross multiply
    57,766,837.50x = 89,735,391 × 89,735,391
  4. Step 4: Simplify right side
    57,766,837.50x = 8,052,440,397,922,881
  5. Step 5: Solve for x
    x = 8,052,440,397,922,881/57,766,837.50
  6. Step 6: Final answer
    x = 139,395,555.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.