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Finding the Fourth Proportional to 577,933.01, 866,812.04 and 157,241.69

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Solution

The fourth proportional to 577,933.01, 866,812.04 and 157,241.69 is: 235,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,933.01 : 866,812.04 = 157,241.69 : x
  2. Step 2: Convert to fraction form
    577,933.01/866,812.04 = 157,241.69/x
  3. Step 3: Cross multiply
    577,933.01x = 866,812.04 × 157,241.69
  4. Step 4: Simplify right side
    577,933.01x = 136,298,989,295.74
  5. Step 5: Solve for x
    x = 136,298,989,295.74/577,933.01
  6. Step 6: Final answer
    x = 235,838.73

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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.