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Finding the Third Proportional to 18,819,024 and 40,824,480

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Solution

The third proportional to 18,819,024 and 40,824,480 is: 88,561,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,819,024 : 40,824,480 = 40,824,480 : x
  2. Step 2: Convert to fraction form
    18,819,024/40,824,480 = 40,824,480/x
  3. Step 3: Cross multiply
    18,819,024x = 40,824,480 × 40,824,480
  4. Step 4: Simplify right side
    18,819,024x = 1,666,638,167,270,400
  5. Step 5: Solve for x
    x = 1,666,638,167,270,400/18,819,024
  6. Step 6: Final answer
    x = 88,561,349.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.