Home / 326,165.20-449,900.80-235,654.16

Finding the Fourth Proportional to 326,165.20, 449,900.80 and 235,654.16

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Solution

The fourth proportional to 326,165.20, 449,900.80 and 235,654.16 is: 325,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,165.20 : 449,900.80 = 235,654.16 : x
  2. Step 2: Convert to fraction form
    326,165.20/449,900.80 = 235,654.16/x
  3. Step 3: Cross multiply
    326,165.20x = 449,900.80 × 235,654.16
  4. Step 4: Simplify right side
    326,165.20x = 106,020,995,107.33
  5. Step 5: Solve for x
    x = 106,020,995,107.33/326,165.20
  6. Step 6: Final answer
    x = 325,053.06

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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.