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Finding the Fourth Proportional to 534,592.80, 801,327.60 and 197,418.51

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Solution

The fourth proportional to 534,592.80, 801,327.60 and 197,418.51 is: 295,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,592.80 : 801,327.60 = 197,418.51 : x
  2. Step 2: Convert to fraction form
    534,592.80/801,327.60 = 197,418.51/x
  3. Step 3: Cross multiply
    534,592.80x = 801,327.60 × 197,418.51
  4. Step 4: Simplify right side
    534,592.80x = 158,196,900,813.88
  5. Step 5: Solve for x
    x = 158,196,900,813.88/534,592.80
  6. Step 6: Final answer
    x = 295,920.37

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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.