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Finding the Third Proportional to 19,308,132 and 28,628,236

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Solution

The third proportional to 19,308,132 and 28,628,236 is: 42,447,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308,132 : 28,628,236 = 28,628,236 : x
  2. Step 2: Convert to fraction form
    19,308,132/28,628,236 = 28,628,236/x
  3. Step 3: Cross multiply
    19,308,132x = 28,628,236 × 28,628,236
  4. Step 4: Simplify right side
    19,308,132x = 819,575,896,471,696
  5. Step 5: Solve for x
    x = 819,575,896,471,696/19,308,132
  6. Step 6: Final answer
    x = 42,447,187.35

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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.