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Finding the Third Proportional to 19,308,483 and 28,628,572.50

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Solution

The third proportional to 19,308,483 and 28,628,572.50 is: 42,447,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308,483 : 28,628,572.50 = 28,628,572.50 : x
  2. Step 2: Convert to fraction form
    19,308,483/28,628,572.50 = 28,628,572.50/x
  3. Step 3: Cross multiply
    19,308,483x = 28,628,572.50 × 28,628,572.50
  4. Step 4: Simplify right side
    19,308,483x = 819,595,163,387,756.25
  5. Step 5: Solve for x
    x = 819,595,163,387,756.25/19,308,483
  6. Step 6: Final answer
    x = 42,447,413.57

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.