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Finding the Fourth Proportional to 577,894.60, 866,496.30 and 297,958.60

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Solution

The fourth proportional to 577,894.60, 866,496.30 and 297,958.60 is: 446,759.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,894.60 : 866,496.30 = 297,958.60 : x
  2. Step 2: Convert to fraction form
    577,894.60/866,496.30 = 297,958.60/x
  3. Step 3: Cross multiply
    577,894.60x = 866,496.30 × 297,958.60
  4. Step 4: Simplify right side
    577,894.60x = 258,180,024,453.18
  5. Step 5: Solve for x
    x = 258,180,024,453.18/577,894.60
  6. Step 6: Final answer
    x = 446,759.71

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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.