Home / 433,789.20-650,246.40-197,301.60

Finding the Fourth Proportional to 433,789.20, 650,246.40 and 197,301.60

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Solution

The fourth proportional to 433,789.20, 650,246.40 and 197,301.60 is: 295,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,789.20 : 650,246.40 = 197,301.60 : x
  2. Step 2: Convert to fraction form
    433,789.20/650,246.40 = 197,301.60/x
  3. Step 3: Cross multiply
    433,789.20x = 650,246.40 × 197,301.60
  4. Step 4: Simplify right side
    433,789.20x = 128,294,655,114.24
  5. Step 5: Solve for x
    x = 128,294,655,114.24/433,789.20
  6. Step 6: Final answer
    x = 295,753.46

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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.