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Finding the Third Proportional to 1,537,308.81 and 3,364,212.87

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Solution

The third proportional to 1,537,308.81 and 3,364,212.87 is: 7,362,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,308.81 : 3,364,212.87 = 3,364,212.87 : x
  2. Step 2: Convert to fraction form
    1,537,308.81/3,364,212.87 = 3,364,212.87/x
  3. Step 3: Cross multiply
    1,537,308.81x = 3,364,212.87 × 3,364,212.87
  4. Step 4: Simplify right side
    1,537,308.81x = 11,317,928,215,749.94
  5. Step 5: Solve for x
    x = 11,317,928,215,749.94/1,537,308.81
  6. Step 6: Final answer
    x = 7,362,169.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.