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Finding the Fourth Proportional to 967,793.80, 1,356,311 and 967,793.80

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Solution

The fourth proportional to 967,793.80, 1,356,311 and 967,793.80 is: 1,356,311

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,793.80 : 1,356,311 = 967,793.80 : x
  2. Step 2: Convert to fraction form
    967,793.80/1,356,311 = 967,793.80/x
  3. Step 3: Cross multiply
    967,793.80x = 1,356,311 × 967,793.80
  4. Step 4: Simplify right side
    967,793.80x = 1,312,629,376,671.80
  5. Step 5: Solve for x
    x = 1,312,629,376,671.80/967,793.80
  6. Step 6: Final answer
    x = 1,356,311

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.