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Finding the Fourth Proportional to 253,693, 350,096.34 and 140,523.04

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Solution

The fourth proportional to 253,693, 350,096.34 and 140,523.04 is: 193,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,693 : 350,096.34 = 140,523.04 : x
  2. Step 2: Convert to fraction form
    253,693/350,096.34 = 140,523.04/x
  3. Step 3: Cross multiply
    253,693x = 350,096.34 × 140,523.04
  4. Step 4: Simplify right side
    253,693x = 49,196,601,989.67
  5. Step 5: Solve for x
    x = 49,196,601,989.67/253,693
  6. Step 6: Final answer
    x = 193,921.80

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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.