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Finding the Third Proportional to 2,870,156 and 6,196,890.50

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Solution

The third proportional to 2,870,156 and 6,196,890.50 is: 13,379,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,156 : 6,196,890.50 = 6,196,890.50 : x
  2. Step 2: Convert to fraction form
    2,870,156/6,196,890.50 = 6,196,890.50/x
  3. Step 3: Cross multiply
    2,870,156x = 6,196,890.50 × 6,196,890.50
  4. Step 4: Simplify right side
    2,870,156x = 38,401,451,868,990.25
  5. Step 5: Solve for x
    x = 38,401,451,868,990.25/2,870,156
  6. Step 6: Final answer
    x = 13,379,569.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.