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Finding the Third Proportional to 1,886,026.50 and 3,859,209

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Solution

The third proportional to 1,886,026.50 and 3,859,209 is: 7,896,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,026.50 : 3,859,209 = 3,859,209 : x
  2. Step 2: Convert to fraction form
    1,886,026.50/3,859,209 = 3,859,209/x
  3. Step 3: Cross multiply
    1,886,026.50x = 3,859,209 × 3,859,209
  4. Step 4: Simplify right side
    1,886,026.50x = 14,893,494,105,681
  5. Step 5: Solve for x
    x = 14,893,494,105,681/1,886,026.50
  6. Step 6: Final answer
    x = 7,896,757.60

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.