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Finding the Third Proportional to 1,161,640 and 2,501,276

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Solution

The third proportional to 1,161,640 and 2,501,276 is: 5,385,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,640 : 2,501,276 = 2,501,276 : x
  2. Step 2: Convert to fraction form
    1,161,640/2,501,276 = 2,501,276/x
  3. Step 3: Cross multiply
    1,161,640x = 2,501,276 × 2,501,276
  4. Step 4: Simplify right side
    1,161,640x = 6,256,381,628,176
  5. Step 5: Solve for x
    x = 6,256,381,628,176/1,161,640
  6. Step 6: Final answer
    x = 5,385,818.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.