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Finding the Third Proportional to 18,453,478.50 and 28,403,580

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Solution

The third proportional to 18,453,478.50 and 28,403,580 is: 43,718,768.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,478.50 : 28,403,580 = 28,403,580 : x
  2. Step 2: Convert to fraction form
    18,453,478.50/28,403,580 = 28,403,580/x
  3. Step 3: Cross multiply
    18,453,478.50x = 28,403,580 × 28,403,580
  4. Step 4: Simplify right side
    18,453,478.50x = 806,763,356,816,400
  5. Step 5: Solve for x
    x = 806,763,356,816,400/18,453,478.50
  6. Step 6: Final answer
    x = 43,718,768.62

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.