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Finding the Third Proportional to 18,426,673.50 and 28,903,374

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Solution

The third proportional to 18,426,673.50 and 28,903,374 is: 45,336,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426,673.50 : 28,903,374 = 28,903,374 : x
  2. Step 2: Convert to fraction form
    18,426,673.50/28,903,374 = 28,903,374/x
  3. Step 3: Cross multiply
    18,426,673.50x = 28,903,374 × 28,903,374
  4. Step 4: Simplify right side
    18,426,673.50x = 835,405,028,583,876
  5. Step 5: Solve for x
    x = 835,405,028,583,876/18,426,673.50
  6. Step 6: Final answer
    x = 45,336,724.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.