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Finding the Fourth Proportional to 695,321.92, 959,544.64 and 377,369.92

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Solution

The fourth proportional to 695,321.92, 959,544.64 and 377,369.92 is: 520,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,321.92 : 959,544.64 = 377,369.92 : x
  2. Step 2: Convert to fraction form
    695,321.92/959,544.64 = 377,369.92/x
  3. Step 3: Cross multiply
    695,321.92x = 959,544.64 × 377,369.92
  4. Step 4: Simplify right side
    695,321.92x = 362,103,284,033.23
  5. Step 5: Solve for x
    x = 362,103,284,033.23/695,321.92
  6. Step 6: Final answer
    x = 520,770.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.