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Finding the Fourth Proportional to 529,468.80, 793,788.48 and 362,751.36

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Solution

The fourth proportional to 529,468.80, 793,788.48 and 362,751.36 is: 543,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,468.80 : 793,788.48 = 362,751.36 : x
  2. Step 2: Convert to fraction form
    529,468.80/793,788.48 = 362,751.36/x
  3. Step 3: Cross multiply
    529,468.80x = 793,788.48 × 362,751.36
  4. Step 4: Simplify right side
    529,468.80x = 287,947,850,672.33
  5. Step 5: Solve for x
    x = 287,947,850,672.33/529,468.80
  6. Step 6: Final answer
    x = 543,842.91

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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.