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Finding the Fourth Proportional to 336,393.68, 464,293.49 and 325,728.41

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Solution

The fourth proportional to 336,393.68, 464,293.49 and 325,728.41 is: 449,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,393.68 : 464,293.49 = 325,728.41 : x
  2. Step 2: Convert to fraction form
    336,393.68/464,293.49 = 325,728.41/x
  3. Step 3: Cross multiply
    336,393.68x = 464,293.49 × 325,728.41
  4. Step 4: Simplify right side
    336,393.68x = 151,233,576,320.94
  5. Step 5: Solve for x
    x = 151,233,576,320.94/336,393.68
  6. Step 6: Final answer
    x = 449,573.19

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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.