Home / 293,965.96-405,873.32-197,314.60

Finding the Fourth Proportional to 293,965.96, 405,873.32 and 197,314.60

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Solution

The fourth proportional to 293,965.96, 405,873.32 and 197,314.60 is: 272,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,965.96 : 405,873.32 = 197,314.60 : x
  2. Step 2: Convert to fraction form
    293,965.96/405,873.32 = 197,314.60/x
  3. Step 3: Cross multiply
    293,965.96x = 405,873.32 × 197,314.60
  4. Step 4: Simplify right side
    293,965.96x = 80,084,731,786.47
  5. Step 5: Solve for x
    x = 80,084,731,786.47/293,965.96
  6. Step 6: Final answer
    x = 272,428.59

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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.