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Finding the Fourth Proportional to 336,710.25, 464,660.75 and 185,807.25

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Solution

The fourth proportional to 336,710.25, 464,660.75 and 185,807.25 is: 256,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,710.25 : 464,660.75 = 185,807.25 : x
  2. Step 2: Convert to fraction form
    336,710.25/464,660.75 = 185,807.25/x
  3. Step 3: Cross multiply
    336,710.25x = 464,660.75 × 185,807.25
  4. Step 4: Simplify right side
    336,710.25x = 86,337,336,604.96
  5. Step 5: Solve for x
    x = 86,337,336,604.96/336,710.25
  6. Step 6: Final answer
    x = 256,414.34

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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.