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Finding the Third Proportional to 8,702,482 and 18,851,300

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Solution

The third proportional to 8,702,482 and 18,851,300 is: 40,835,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,482 : 18,851,300 = 18,851,300 : x
  2. Step 2: Convert to fraction form
    8,702,482/18,851,300 = 18,851,300/x
  3. Step 3: Cross multiply
    8,702,482x = 18,851,300 × 18,851,300
  4. Step 4: Simplify right side
    8,702,482x = 355,371,511,690,000
  5. Step 5: Solve for x
    x = 355,371,511,690,000/8,702,482
  6. Step 6: Final answer
    x = 40,835,650.30

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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.