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Finding the Third Proportional to 18,592,818 and 40,273,020

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Solution

The third proportional to 18,592,818 and 40,273,020 is: 87,233,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592,818 : 40,273,020 = 40,273,020 : x
  2. Step 2: Convert to fraction form
    18,592,818/40,273,020 = 40,273,020/x
  3. Step 3: Cross multiply
    18,592,818x = 40,273,020 × 40,273,020
  4. Step 4: Simplify right side
    18,592,818x = 1,621,916,139,920,400
  5. Step 5: Solve for x
    x = 1,621,916,139,920,400/18,592,818
  6. Step 6: Final answer
    x = 87,233,475.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.