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Finding the Fourth Proportional to 466,365.60, 699,509.52 and 279,240.48

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Solution

The fourth proportional to 466,365.60, 699,509.52 and 279,240.48 is: 418,837.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,365.60 : 699,509.52 = 279,240.48 : x
  2. Step 2: Convert to fraction form
    466,365.60/699,509.52 = 279,240.48/x
  3. Step 3: Cross multiply
    466,365.60x = 699,509.52 × 279,240.48
  4. Step 4: Simplify right side
    466,365.60x = 195,331,374,129.37
  5. Step 5: Solve for x
    x = 195,331,374,129.37/466,365.60
  6. Step 6: Final answer
    x = 418,837.44

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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.