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Finding the Fourth Proportional to 411,279.26, 567,541.82 and 227,506.86

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Solution

The fourth proportional to 411,279.26, 567,541.82 and 227,506.86 is: 313,946.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,279.26 : 567,541.82 = 227,506.86 : x
  2. Step 2: Convert to fraction form
    411,279.26/567,541.82 = 227,506.86/x
  3. Step 3: Cross multiply
    411,279.26x = 567,541.82 × 227,506.86
  4. Step 4: Simplify right side
    411,279.26x = 129,119,657,955.65
  5. Step 5: Solve for x
    x = 129,119,657,955.65/411,279.26
  6. Step 6: Final answer
    x = 313,946.44

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1.5x scale

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.