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Finding the Fourth Proportional to 582,198.81, 873,021.66 and 203,073.49

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Solution

The fourth proportional to 582,198.81, 873,021.66 and 203,073.49 is: 304,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,198.81 : 873,021.66 = 203,073.49 : x
  2. Step 2: Convert to fraction form
    582,198.81/873,021.66 = 203,073.49/x
  3. Step 3: Cross multiply
    582,198.81x = 873,021.66 × 203,073.49
  4. Step 4: Simplify right side
    582,198.81x = 177,287,555,341.79
  5. Step 5: Solve for x
    x = 177,287,555,341.79/582,198.81
  6. Step 6: Final answer
    x = 304,513.77

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1.5x scale

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.