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Finding the Fourth Proportional to 344,939.53, 476,015.84 and 194,036.53

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Solution

The fourth proportional to 344,939.53, 476,015.84 and 194,036.53 is: 267,770.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,939.53 : 476,015.84 = 194,036.53 : x
  2. Step 2: Convert to fraction form
    344,939.53/476,015.84 = 194,036.53/x
  3. Step 3: Cross multiply
    344,939.53x = 476,015.84 × 194,036.53
  4. Step 4: Simplify right side
    344,939.53x = 92,364,461,818.64
  5. Step 5: Solve for x
    x = 92,364,461,818.64/344,939.53
  6. Step 6: Final answer
    x = 267,770.01

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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.