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Finding the Third Proportional to 3,281,170.50 and 5,136,804

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Solution

The third proportional to 3,281,170.50 and 5,136,804 is: 8,041,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,170.50 : 5,136,804 = 5,136,804 : x
  2. Step 2: Convert to fraction form
    3,281,170.50/5,136,804 = 5,136,804/x
  3. Step 3: Cross multiply
    3,281,170.50x = 5,136,804 × 5,136,804
  4. Step 4: Simplify right side
    3,281,170.50x = 26,386,755,334,416
  5. Step 5: Solve for x
    x = 26,386,755,334,416/3,281,170.50
  6. Step 6: Final answer
    x = 8,041,872.66

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.