Home / 481,945.56-723,166.20-229,512.30

Finding the Fourth Proportional to 481,945.56, 723,166.20 and 229,512.30

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Solution

The fourth proportional to 481,945.56, 723,166.20 and 229,512.30 is: 344,386.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,945.56 : 723,166.20 = 229,512.30 : x
  2. Step 2: Convert to fraction form
    481,945.56/723,166.20 = 229,512.30/x
  3. Step 3: Cross multiply
    481,945.56x = 723,166.20 × 229,512.30
  4. Step 4: Simplify right side
    481,945.56x = 165,975,537,844.26
  5. Step 5: Solve for x
    x = 165,975,537,844.26/481,945.56
  6. Step 6: Final answer
    x = 344,386.49

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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.