Home / 794,629.20-1,191,943.80-439,460.40

Finding the Fourth Proportional to 794,629.20, 1,191,943.80 and 439,460.40

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Solution

The fourth proportional to 794,629.20, 1,191,943.80 and 439,460.40 is: 659,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,629.20 : 1,191,943.80 = 439,460.40 : x
  2. Step 2: Convert to fraction form
    794,629.20/1,191,943.80 = 439,460.40/x
  3. Step 3: Cross multiply
    794,629.20x = 1,191,943.80 × 439,460.40
  4. Step 4: Simplify right side
    794,629.20x = 523,812,099,125.52
  5. Step 5: Solve for x
    x = 523,812,099,125.52/794,629.20
  6. Step 6: Final answer
    x = 659,190.60

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1.5x scale

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.