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Finding the Fourth Proportional to 194,470.20, 291,057.30 and 141,010.20

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Solution

The fourth proportional to 194,470.20, 291,057.30 and 141,010.20 is: 211,045.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,470.20 : 291,057.30 = 141,010.20 : x
  2. Step 2: Convert to fraction form
    194,470.20/291,057.30 = 141,010.20/x
  3. Step 3: Cross multiply
    194,470.20x = 291,057.30 × 141,010.20
  4. Step 4: Simplify right side
    194,470.20x = 41,042,048,084.46
  5. Step 5: Solve for x
    x = 41,042,048,084.46/194,470.20
  6. Step 6: Final answer
    x = 211,045.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.