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Finding the Third Proportional to 19,533,420 and 28,735,614

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Solution

The third proportional to 19,533,420 and 28,735,614 is: 42,272,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533,420 : 28,735,614 = 28,735,614 : x
  2. Step 2: Convert to fraction form
    19,533,420/28,735,614 = 28,735,614/x
  3. Step 3: Cross multiply
    19,533,420x = 28,735,614 × 28,735,614
  4. Step 4: Simplify right side
    19,533,420x = 825,735,511,956,996
  5. Step 5: Solve for x
    x = 825,735,511,956,996/19,533,420
  6. Step 6: Final answer
    x = 42,272,961.52

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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.