Home / 809,172.56-1,113,662.04-593,971.76

Finding the Fourth Proportional to 809,172.56, 1,113,662.04 and 593,971.76

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Solution

The fourth proportional to 809,172.56, 1,113,662.04 and 593,971.76 is: 817,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,172.56 : 1,113,662.04 = 593,971.76 : x
  2. Step 2: Convert to fraction form
    809,172.56/1,113,662.04 = 593,971.76/x
  3. Step 3: Cross multiply
    809,172.56x = 1,113,662.04 × 593,971.76
  4. Step 4: Simplify right side
    809,172.56x = 661,483,801,943.99
  5. Step 5: Solve for x
    x = 661,483,801,943.99/809,172.56
  6. Step 6: Final answer
    x = 817,481.75

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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.