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Finding the Third Proportional to 1,768,574.25 and 3,819,534.75

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Solution

The third proportional to 1,768,574.25 and 3,819,534.75 is: 8,248,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,574.25 : 3,819,534.75 = 3,819,534.75 : x
  2. Step 2: Convert to fraction form
    1,768,574.25/3,819,534.75 = 3,819,534.75/x
  3. Step 3: Cross multiply
    1,768,574.25x = 3,819,534.75 × 3,819,534.75
  4. Step 4: Simplify right side
    1,768,574.25x = 14,588,845,706,457.56
  5. Step 5: Solve for x
    x = 14,588,845,706,457.56/1,768,574.25
  6. Step 6: Final answer
    x = 8,248,930.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.