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Finding the Third Proportional to 356,362.88 and 718,557.75

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Solution

The third proportional to 356,362.88 and 718,557.75 is: 1,448,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,362.88 : 718,557.75 = 718,557.75 : x
  2. Step 2: Convert to fraction form
    356,362.88/718,557.75 = 718,557.75/x
  3. Step 3: Cross multiply
    356,362.88x = 718,557.75 × 718,557.75
  4. Step 4: Simplify right side
    356,362.88x = 516,325,240,085.06
  5. Step 5: Solve for x
    x = 516,325,240,085.06/356,362.88
  6. Step 6: Final answer
    x = 1,448,874.94

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.