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Finding the Third Proportional to 830,877.75 and 1,356,623.44

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Solution

The third proportional to 830,877.75 and 1,356,623.44 is: 2,215,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,877.75 : 1,356,623.44 = 1,356,623.44 : x
  2. Step 2: Convert to fraction form
    830,877.75/1,356,623.44 = 1,356,623.44/x
  3. Step 3: Cross multiply
    830,877.75x = 1,356,623.44 × 1,356,623.44
  4. Step 4: Simplify right side
    830,877.75x = 1,840,427,151,174.32
  5. Step 5: Solve for x
    x = 1,840,427,151,174.32/830,877.75
  6. Step 6: Final answer
    x = 2,215,039.64

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.