Home / 529,822.80-794,734.20-214,117.20

Finding the Fourth Proportional to 529,822.80, 794,734.20 and 214,117.20

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Solution

The fourth proportional to 529,822.80, 794,734.20 and 214,117.20 is: 321,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,822.80 : 794,734.20 = 214,117.20 : x
  2. Step 2: Convert to fraction form
    529,822.80/794,734.20 = 214,117.20/x
  3. Step 3: Cross multiply
    529,822.80x = 794,734.20 × 214,117.20
  4. Step 4: Simplify right side
    529,822.80x = 170,166,261,648.24
  5. Step 5: Solve for x
    x = 170,166,261,648.24/529,822.80
  6. Step 6: Final answer
    x = 321,175.80

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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.