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Finding the Fourth Proportional to 577,516.26, 866,422.01 and 222,434.94

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Solution

The fourth proportional to 577,516.26, 866,422.01 and 222,434.94 is: 333,709.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,516.26 : 866,422.01 = 222,434.94 : x
  2. Step 2: Convert to fraction form
    577,516.26/866,422.01 = 222,434.94/x
  3. Step 3: Cross multiply
    577,516.26x = 866,422.01 × 222,434.94
  4. Step 4: Simplify right side
    577,516.26x = 192,722,527,809.03
  5. Step 5: Solve for x
    x = 192,722,527,809.03/577,516.26
  6. Step 6: Final answer
    x = 333,709.27

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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.