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Finding the Fourth Proportional to 344,194.56, 474,999.12 and 193,294.80

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Solution

The fourth proportional to 344,194.56, 474,999.12 and 193,294.80 is: 266,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,194.56 : 474,999.12 = 193,294.80 : x
  2. Step 2: Convert to fraction form
    344,194.56/474,999.12 = 193,294.80/x
  3. Step 3: Cross multiply
    344,194.56x = 474,999.12 × 193,294.80
  4. Step 4: Simplify right side
    344,194.56x = 91,814,859,900.58
  5. Step 5: Solve for x
    x = 91,814,859,900.58/344,194.56
  6. Step 6: Final answer
    x = 266,752.79

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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.