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Finding the Fourth Proportional to 577,933.26, 866,812.41 and 157,241.94

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Solution

The fourth proportional to 577,933.26, 866,812.41 and 157,241.94 is: 235,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,933.26 : 866,812.41 = 157,241.94 : x
  2. Step 2: Convert to fraction form
    577,933.26/866,812.41 = 157,241.94/x
  3. Step 3: Cross multiply
    577,933.26x = 866,812.41 × 157,241.94
  4. Step 4: Simplify right side
    577,933.26x = 136,299,264,964.48
  5. Step 5: Solve for x
    x = 136,299,264,964.48/577,933.26
  6. Step 6: Final answer
    x = 235,839.11

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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.