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Finding the Fourth Proportional to 344,034.39, 474,764.18 and 193,130.31

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Solution

The fourth proportional to 344,034.39, 474,764.18 and 193,130.31 is: 266,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,034.39 : 474,764.18 = 193,130.31 : x
  2. Step 2: Convert to fraction form
    344,034.39/474,764.18 = 193,130.31/x
  3. Step 3: Cross multiply
    344,034.39x = 474,764.18 × 193,130.31
  4. Step 4: Simplify right side
    344,034.39x = 91,691,352,294.64
  5. Step 5: Solve for x
    x = 91,691,352,294.64/344,034.39
  6. Step 6: Final answer
    x = 266,517.98

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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.