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Finding the Third Proportional to 2,543,464.13 and 5,485,411.13

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Solution

The third proportional to 2,543,464.13 and 5,485,411.13 is: 11,830,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,464.13 : 5,485,411.13 = 5,485,411.13 : x
  2. Step 2: Convert to fraction form
    2,543,464.13/5,485,411.13 = 5,485,411.13/x
  3. Step 3: Cross multiply
    2,543,464.13x = 5,485,411.13 × 5,485,411.13
  4. Step 4: Simplify right side
    2,543,464.13x = 30,089,735,210,273.77
  5. Step 5: Solve for x
    x = 30,089,735,210,273.77/2,543,464.13
  6. Step 6: Final answer
    x = 11,830,218.05

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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.