Home / 405,252.60-559,259.82-223,976.22

Finding the Fourth Proportional to 405,252.60, 559,259.82 and 223,976.22

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Solution

The fourth proportional to 405,252.60, 559,259.82 and 223,976.22 is: 309,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,252.60 : 559,259.82 = 223,976.22 : x
  2. Step 2: Convert to fraction form
    405,252.60/559,259.82 = 223,976.22/x
  3. Step 3: Cross multiply
    405,252.60x = 559,259.82 × 223,976.22
  4. Step 4: Simplify right side
    405,252.60x = 125,260,900,481.48
  5. Step 5: Solve for x
    x = 125,260,900,481.48/405,252.60
  6. Step 6: Final answer
    x = 309,093.39

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1.5x scale

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.