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Finding the Fourth Proportional to 344,646.37, 475,575.70 and 191,659.80

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Solution

The fourth proportional to 344,646.37, 475,575.70 and 191,659.80 is: 264,470.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,646.37 : 475,575.70 = 191,659.80 : x
  2. Step 2: Convert to fraction form
    344,646.37/475,575.70 = 191,659.80/x
  3. Step 3: Cross multiply
    344,646.37x = 475,575.70 × 191,659.80
  4. Step 4: Simplify right side
    344,646.37x = 91,148,743,546.86
  5. Step 5: Solve for x
    x = 91,148,743,546.86/344,646.37
  6. Step 6: Final answer
    x = 264,470.34

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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.