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Finding the Fourth Proportional to 274,359.56, 411,613.29 and 114,382.32

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Solution

The fourth proportional to 274,359.56, 411,613.29 and 114,382.32 is: 171,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,359.56 : 411,613.29 = 114,382.32 : x
  2. Step 2: Convert to fraction form
    274,359.56/411,613.29 = 114,382.32/x
  3. Step 3: Cross multiply
    274,359.56x = 411,613.29 × 114,382.32
  4. Step 4: Simplify right side
    274,359.56x = 47,081,283,053.03
  5. Step 5: Solve for x
    x = 47,081,283,053.03/274,359.56
  6. Step 6: Final answer
    x = 171,604.31

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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.