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Finding the Third Proportional to 17,045,280 and 36,620,352

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Solution

The third proportional to 17,045,280 and 36,620,352 is: 78,675,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045,280 : 36,620,352 = 36,620,352 : x
  2. Step 2: Convert to fraction form
    17,045,280/36,620,352 = 36,620,352/x
  3. Step 3: Cross multiply
    17,045,280x = 36,620,352 × 36,620,352
  4. Step 4: Simplify right side
    17,045,280x = 1,341,050,180,603,904
  5. Step 5: Solve for x
    x = 1,341,050,180,603,904/17,045,280
  6. Step 6: Final answer
    x = 78,675,749.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.