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Finding the Fourth Proportional to 543,608.88, 750,205.32 and 301,892.52

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Solution

The fourth proportional to 543,608.88, 750,205.32 and 301,892.52 is: 416,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,608.88 : 750,205.32 = 301,892.52 : x
  2. Step 2: Convert to fraction form
    543,608.88/750,205.32 = 301,892.52/x
  3. Step 3: Cross multiply
    543,608.88x = 750,205.32 × 301,892.52
  4. Step 4: Simplify right side
    543,608.88x = 226,481,374,572.21
  5. Step 5: Solve for x
    x = 226,481,374,572.21/543,608.88
  6. Step 6: Final answer
    x = 416,625.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.