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Finding the Fourth Proportional to 194,342.82, 266,444.99 and 190,800.42

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Solution

The fourth proportional to 194,342.82, 266,444.99 and 190,800.42 is: 261,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,342.82 : 266,444.99 = 190,800.42 : x
  2. Step 2: Convert to fraction form
    194,342.82/266,444.99 = 190,800.42/x
  3. Step 3: Cross multiply
    194,342.82x = 266,444.99 × 190,800.42
  4. Step 4: Simplify right side
    194,342.82x = 50,837,815,044.89
  5. Step 5: Solve for x
    x = 50,837,815,044.89/194,342.82
  6. Step 6: Final answer
    x = 261,588.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.