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Finding the Fourth Proportional to 577,529.64, 866,442.04 and 222,448.32

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Solution

The fourth proportional to 577,529.64, 866,442.04 and 222,448.32 is: 333,729.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,529.64 : 866,442.04 = 222,448.32 : x
  2. Step 2: Convert to fraction form
    577,529.64/866,442.04 = 222,448.32/x
  3. Step 3: Cross multiply
    577,529.64x = 866,442.04 × 222,448.32
  4. Step 4: Simplify right side
    577,529.64x = 192,738,576,175.37
  5. Step 5: Solve for x
    x = 192,738,576,175.37/577,529.64
  6. Step 6: Final answer
    x = 333,729.32

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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.