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Finding the Third Proportional to 3,199,315.50 and 6,997,158

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Solution

The third proportional to 3,199,315.50 and 6,997,158 is: 15,303,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199,315.50 : 6,997,158 = 6,997,158 : x
  2. Step 2: Convert to fraction form
    3,199,315.50/6,997,158 = 6,997,158/x
  3. Step 3: Cross multiply
    3,199,315.50x = 6,997,158 × 6,997,158
  4. Step 4: Simplify right side
    3,199,315.50x = 48,960,220,076,964
  5. Step 5: Solve for x
    x = 48,960,220,076,964/3,199,315.50
  6. Step 6: Final answer
    x = 15,303,342.25

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.