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Finding the Third Proportional to 18,809,499 and 28,141,348.50

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Solution

The third proportional to 18,809,499 and 28,141,348.50 is: 42,102,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,499 : 28,141,348.50 = 28,141,348.50 : x
  2. Step 2: Convert to fraction form
    18,809,499/28,141,348.50 = 28,141,348.50/x
  3. Step 3: Cross multiply
    18,809,499x = 28,141,348.50 × 28,141,348.50
  4. Step 4: Simplify right side
    18,809,499x = 791,935,495,398,452.25
  5. Step 5: Solve for x
    x = 791,935,495,398,452.25/18,809,499
  6. Step 6: Final answer
    x = 42,102,955.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.