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Finding the Fourth Proportional to 574,533.54, 792,825.90 and 329,505.66

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Solution

The fourth proportional to 574,533.54, 792,825.90 and 329,505.66 is: 454,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,533.54 : 792,825.90 = 329,505.66 : x
  2. Step 2: Convert to fraction form
    574,533.54/792,825.90 = 329,505.66/x
  3. Step 3: Cross multiply
    574,533.54x = 792,825.90 × 329,505.66
  4. Step 4: Simplify right side
    574,533.54x = 261,240,621,444.59
  5. Step 5: Solve for x
    x = 261,240,621,444.59/574,533.54
  6. Step 6: Final answer
    x = 454,700.38

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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.