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Finding the Third Proportional to 41,806,840.50 and 90,020,497.50

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Solution

The third proportional to 41,806,840.50 and 90,020,497.50 is: 193,836,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,806,840.50 : 90,020,497.50 = 90,020,497.50 : x
  2. Step 2: Convert to fraction form
    41,806,840.50/90,020,497.50 = 90,020,497.50/x
  3. Step 3: Cross multiply
    41,806,840.50x = 90,020,497.50 × 90,020,497.50
  4. Step 4: Simplify right side
    41,806,840.50x = 8,103,689,970,147,506
  5. Step 5: Solve for x
    x = 8,103,689,970,147,506/41,806,840.50
  6. Step 6: Final answer
    x = 193,836,460.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.