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Finding the Third Proportional to 193,925,869.50 and 418,618,455

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Solution

The third proportional to 193,925,869.50 and 418,618,455 is: 903,651,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,925,869.50 : 418,618,455 = 418,618,455 : x
  2. Step 2: Convert to fraction form
    193,925,869.50/418,618,455 = 418,618,455/x
  3. Step 3: Cross multiply
    193,925,869.50x = 418,618,455 × 418,618,455
  4. Step 4: Simplify right side
    193,925,869.50x = 175,241,410,866,587,040
  5. Step 5: Solve for x
    x = 175,241,410,866,587,040/193,925,869.50
  6. Step 6: Final answer
    x = 903,651,541.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.