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Finding the Fourth Proportional to 361,852.54, 499,416.30 and 200,759.46

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Solution

The fourth proportional to 361,852.54, 499,416.30 and 200,759.46 is: 277,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,852.54 : 499,416.30 = 200,759.46 : x
  2. Step 2: Convert to fraction form
    361,852.54/499,416.30 = 200,759.46/x
  3. Step 3: Cross multiply
    361,852.54x = 499,416.30 × 200,759.46
  4. Step 4: Simplify right side
    361,852.54x = 100,262,546,703.20
  5. Step 5: Solve for x
    x = 100,262,546,703.20/361,852.54
  6. Step 6: Final answer
    x = 277,081.23

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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.