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Finding the Fourth Proportional to 284,621.33, 392,958.59 and 177,348.98

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Solution

The fourth proportional to 284,621.33, 392,958.59 and 177,348.98 is: 244,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,621.33 : 392,958.59 = 177,348.98 : x
  2. Step 2: Convert to fraction form
    284,621.33/392,958.59 = 177,348.98/x
  3. Step 3: Cross multiply
    284,621.33x = 392,958.59 × 177,348.98
  4. Step 4: Simplify right side
    284,621.33x = 69,690,802,267.20
  5. Step 5: Solve for x
    x = 69,690,802,267.20/284,621.33
  6. Step 6: Final answer
    x = 244,854.47

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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.