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Finding the Fourth Proportional to 326,563.65, 450,663.41 and 179,394.71

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Solution

The fourth proportional to 326,563.65, 450,663.41 and 179,394.71 is: 247,567.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,563.65 : 450,663.41 = 179,394.71 : x
  2. Step 2: Convert to fraction form
    326,563.65/450,663.41 = 179,394.71/x
  3. Step 3: Cross multiply
    326,563.65x = 450,663.41 × 179,394.71
  4. Step 4: Simplify right side
    326,563.65x = 80,846,633,319.71
  5. Step 5: Solve for x
    x = 80,846,633,319.71/326,563.65
  6. Step 6: Final answer
    x = 247,567.77

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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.