Home / 729,720.60-1,094,580.90-336,504.60

Finding the Fourth Proportional to 729,720.60, 1,094,580.90 and 336,504.60

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Solution

The fourth proportional to 729,720.60, 1,094,580.90 and 336,504.60 is: 504,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,720.60 : 1,094,580.90 = 336,504.60 : x
  2. Step 2: Convert to fraction form
    729,720.60/1,094,580.90 = 336,504.60/x
  3. Step 3: Cross multiply
    729,720.60x = 1,094,580.90 × 336,504.60
  4. Step 4: Simplify right side
    729,720.60x = 368,331,507,922.14
  5. Step 5: Solve for x
    x = 368,331,507,922.14/729,720.60
  6. Step 6: Final answer
    x = 504,756.90

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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.