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Finding the Fourth Proportional to 531,844.80, 796,600.80 and 461,860.80

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Solution

The fourth proportional to 531,844.80, 796,600.80 and 461,860.80 is: 691,778.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,844.80 : 796,600.80 = 461,860.80 : x
  2. Step 2: Convert to fraction form
    531,844.80/796,600.80 = 461,860.80/x
  3. Step 3: Cross multiply
    531,844.80x = 796,600.80 × 461,860.80
  4. Step 4: Simplify right side
    531,844.80x = 367,918,682,768.64
  5. Step 5: Solve for x
    x = 367,918,682,768.64/531,844.80
  6. Step 6: Final answer
    x = 691,778.28

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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.