Home / 324,629.10-486,943.65-200,040.30

Finding the Fourth Proportional to 324,629.10, 486,943.65 and 200,040.30

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Solution

The fourth proportional to 324,629.10, 486,943.65 and 200,040.30 is: 300,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,629.10 : 486,943.65 = 200,040.30 : x
  2. Step 2: Convert to fraction form
    324,629.10/486,943.65 = 200,040.30/x
  3. Step 3: Cross multiply
    324,629.10x = 486,943.65 × 200,040.30
  4. Step 4: Simplify right side
    324,629.10x = 97,408,353,829.10
  5. Step 5: Solve for x
    x = 97,408,353,829.10/324,629.10
  6. Step 6: Final answer
    x = 300,060.45

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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.