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Finding the Third Proportional to 475,476.75 and 696,145.50

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Solution

The third proportional to 475,476.75 and 696,145.50 is: 1,019,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,476.75 : 696,145.50 = 696,145.50 : x
  2. Step 2: Convert to fraction form
    475,476.75/696,145.50 = 696,145.50/x
  3. Step 3: Cross multiply
    475,476.75x = 696,145.50 × 696,145.50
  4. Step 4: Simplify right side
    475,476.75x = 484,618,557,170.25
  5. Step 5: Solve for x
    x = 484,618,557,170.25/475,476.75
  6. Step 6: Final answer
    x = 1,019,226.61

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.