Home / 443,533.30-612,076.20-239,584.22

Finding the Fourth Proportional to 443,533.30, 612,076.20 and 239,584.22

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Solution

The fourth proportional to 443,533.30, 612,076.20 and 239,584.22 is: 330,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,533.30 : 612,076.20 = 239,584.22 : x
  2. Step 2: Convert to fraction form
    443,533.30/612,076.20 = 239,584.22/x
  3. Step 3: Cross multiply
    443,533.30x = 612,076.20 × 239,584.22
  4. Step 4: Simplify right side
    443,533.30x = 146,643,798,957.56
  5. Step 5: Solve for x
    x = 146,643,798,957.56/443,533.30
  6. Step 6: Final answer
    x = 330,626.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.