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Finding the Third Proportional to 1,306,039.50 and 2,018,164

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Solution

The third proportional to 1,306,039.50 and 2,018,164 is: 3,118,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,039.50 : 2,018,164 = 2,018,164 : x
  2. Step 2: Convert to fraction form
    1,306,039.50/2,018,164 = 2,018,164/x
  3. Step 3: Cross multiply
    1,306,039.50x = 2,018,164 × 2,018,164
  4. Step 4: Simplify right side
    1,306,039.50x = 4,072,985,930,896
  5. Step 5: Solve for x
    x = 4,072,985,930,896/1,306,039.50
  6. Step 6: Final answer
    x = 3,118,577.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.