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Finding the Third Proportional to 173,954,871 and 243,328,837.50

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Solution

The third proportional to 173,954,871 and 243,328,837.50 is: 340,369,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,954,871 : 243,328,837.50 = 243,328,837.50 : x
  2. Step 2: Convert to fraction form
    173,954,871/243,328,837.50 = 243,328,837.50/x
  3. Step 3: Cross multiply
    173,954,871x = 243,328,837.50 × 243,328,837.50
  4. Step 4: Simplify right side
    173,954,871x = 59,208,923,159,101,408
  5. Step 5: Solve for x
    x = 59,208,923,159,101,408/173,954,871
  6. Step 6: Final answer
    x = 340,369,446.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.