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Finding the Fourth Proportional to 463,553.40, 694,811.70 and 197,268.60

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Solution

The fourth proportional to 463,553.40, 694,811.70 and 197,268.60 is: 295,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,553.40 : 694,811.70 = 197,268.60 : x
  2. Step 2: Convert to fraction form
    463,553.40/694,811.70 = 197,268.60/x
  3. Step 3: Cross multiply
    463,553.40x = 694,811.70 × 197,268.60
  4. Step 4: Simplify right side
    463,553.40x = 137,064,531,322.62
  5. Step 5: Solve for x
    x = 137,064,531,322.62/463,553.40
  6. Step 6: Final answer
    x = 295,682.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.