Home / 809,322.60-1,213,983.90-716,010.60

Finding the Fourth Proportional to 809,322.60, 1,213,983.90 and 716,010.60

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Solution

The fourth proportional to 809,322.60, 1,213,983.90 and 716,010.60 is: 1,074,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,322.60 : 1,213,983.90 = 716,010.60 : x
  2. Step 2: Convert to fraction form
    809,322.60/1,213,983.90 = 716,010.60/x
  3. Step 3: Cross multiply
    809,322.60x = 1,213,983.90 × 716,010.60
  4. Step 4: Simplify right side
    809,322.60x = 869,225,340,629.34
  5. Step 5: Solve for x
    x = 869,225,340,629.34/809,322.60
  6. Step 6: Final answer
    x = 1,074,015.90

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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.