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Finding the Fourth Proportional to 324,424.16, 486,523.52 and 180,549.52

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Solution

The fourth proportional to 324,424.16, 486,523.52 and 180,549.52 is: 270,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,424.16 : 486,523.52 = 180,549.52 : x
  2. Step 2: Convert to fraction form
    324,424.16/486,523.52 = 180,549.52/x
  3. Step 3: Cross multiply
    324,424.16x = 486,523.52 × 180,549.52
  4. Step 4: Simplify right side
    324,424.16x = 87,841,588,004.71
  5. Step 5: Solve for x
    x = 87,841,588,004.71/324,424.16
  6. Step 6: Final answer
    x = 270,761.55

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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.