Home / 307,548.20-461,322.30-141,336.20

Finding the Fourth Proportional to 307,548.20, 461,322.30 and 141,336.20

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Solution

The fourth proportional to 307,548.20, 461,322.30 and 141,336.20 is: 212,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,548.20 : 461,322.30 = 141,336.20 : x
  2. Step 2: Convert to fraction form
    307,548.20/461,322.30 = 141,336.20/x
  3. Step 3: Cross multiply
    307,548.20x = 461,322.30 × 141,336.20
  4. Step 4: Simplify right side
    307,548.20x = 65,201,540,857.26
  5. Step 5: Solve for x
    x = 65,201,540,857.26/307,548.20
  6. Step 6: Final answer
    x = 212,004.30

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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.