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Finding the Third Proportional to 7,352,818 and 16,156,988

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Solution

The third proportional to 7,352,818 and 16,156,988 is: 35,503,158.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,818 : 16,156,988 = 16,156,988 : x
  2. Step 2: Convert to fraction form
    7,352,818/16,156,988 = 16,156,988/x
  3. Step 3: Cross multiply
    7,352,818x = 16,156,988 × 16,156,988
  4. Step 4: Simplify right side
    7,352,818x = 261,048,261,232,144
  5. Step 5: Solve for x
    x = 261,048,261,232,144/7,352,818
  6. Step 6: Final answer
    x = 35,503,158.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.