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Finding the Third Proportional to 1,299,947.63 and 2,898,626.63

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Solution

The third proportional to 1,299,947.63 and 2,898,626.63 is: 6,463,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,947.63 : 2,898,626.63 = 2,898,626.63 : x
  2. Step 2: Convert to fraction form
    1,299,947.63/2,898,626.63 = 2,898,626.63/x
  3. Step 3: Cross multiply
    1,299,947.63x = 2,898,626.63 × 2,898,626.63
  4. Step 4: Simplify right side
    1,299,947.63x = 8,402,036,311,158.89
  5. Step 5: Solve for x
    x = 8,402,036,311,158.89/1,299,947.63
  6. Step 6: Final answer
    x = 6,463,365.25

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.