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Finding the Fourth Proportional to 435,409.80, 652,615.18 and 182,643.54

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Solution

The fourth proportional to 435,409.80, 652,615.18 and 182,643.54 is: 273,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,409.80 : 652,615.18 = 182,643.54 : x
  2. Step 2: Convert to fraction form
    435,409.80/652,615.18 = 182,643.54/x
  3. Step 3: Cross multiply
    435,409.80x = 652,615.18 × 182,643.54
  4. Step 4: Simplify right side
    435,409.80x = 119,195,946,732.94
  5. Step 5: Solve for x
    x = 119,195,946,732.94/435,409.80
  6. Step 6: Final answer
    x = 273,755.77

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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.