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Finding the Third Proportional to 1,729,030.50 and 2,778,077.25

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Solution

The third proportional to 1,729,030.50 and 2,778,077.25 is: 4,463,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,030.50 : 2,778,077.25 = 2,778,077.25 : x
  2. Step 2: Convert to fraction form
    1,729,030.50/2,778,077.25 = 2,778,077.25/x
  3. Step 3: Cross multiply
    1,729,030.50x = 2,778,077.25 × 2,778,077.25
  4. Step 4: Simplify right side
    1,729,030.50x = 7,717,713,206,967.56
  5. Step 5: Solve for x
    x = 7,717,713,206,967.56/1,729,030.50
  6. Step 6: Final answer
    x = 4,463,607.33

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.