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Finding the Third Proportional to 19,533,605 and 28,735,891

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Solution

The third proportional to 19,533,605 and 28,735,891 is: 42,273,376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533,605 : 28,735,891 = 28,735,891 : x
  2. Step 2: Convert to fraction form
    19,533,605/28,735,891 = 28,735,891/x
  3. Step 3: Cross multiply
    19,533,605x = 28,735,891 × 28,735,891
  4. Step 4: Simplify right side
    19,533,605x = 825,751,431,563,881
  5. Step 5: Solve for x
    x = 825,751,431,563,881/19,533,605
  6. Step 6: Final answer
    x = 42,273,376.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.