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Finding the Fourth Proportional to 270,415.67, 373,288.53 and 168,491.49

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Solution

The fourth proportional to 270,415.67, 373,288.53 and 168,491.49 is: 232,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,415.67 : 373,288.53 = 168,491.49 : x
  2. Step 2: Convert to fraction form
    270,415.67/373,288.53 = 168,491.49/x
  3. Step 3: Cross multiply
    270,415.67x = 373,288.53 × 168,491.49
  4. Step 4: Simplify right side
    270,415.67x = 62,895,940,310.29
  5. Step 5: Solve for x
    x = 62,895,940,310.29/270,415.67
  6. Step 6: Final answer
    x = 232,589.85

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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.