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Finding the Third Proportional to 1,127,580.75 and 2,365,878.38

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Solution

The third proportional to 1,127,580.75 and 2,365,878.38 is: 4,964,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,580.75 : 2,365,878.38 = 2,365,878.38 : x
  2. Step 2: Convert to fraction form
    1,127,580.75/2,365,878.38 = 2,365,878.38/x
  3. Step 3: Cross multiply
    1,127,580.75x = 2,365,878.38 × 2,365,878.38
  4. Step 4: Simplify right side
    1,127,580.75x = 5,597,380,485,292.64
  5. Step 5: Solve for x
    x = 5,597,380,485,292.64/1,127,580.75
  6. Step 6: Final answer
    x = 4,964,061.76

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.