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Finding the Third Proportional to 1,857,790.50 and 2,778,036

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Solution

The third proportional to 1,857,790.50 and 2,778,036 is: 4,154,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,790.50 : 2,778,036 = 2,778,036 : x
  2. Step 2: Convert to fraction form
    1,857,790.50/2,778,036 = 2,778,036/x
  3. Step 3: Cross multiply
    1,857,790.50x = 2,778,036 × 2,778,036
  4. Step 4: Simplify right side
    1,857,790.50x = 7,717,484,017,296
  5. Step 5: Solve for x
    x = 7,717,484,017,296/1,857,790.50
  6. Step 6: Final answer
    x = 4,154,119.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.