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Finding the Fourth Proportional to 294,609.88, 406,550.20 and 180,080.29

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Solution

The fourth proportional to 294,609.88, 406,550.20 and 180,080.29 is: 248,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,609.88 : 406,550.20 = 180,080.29 : x
  2. Step 2: Convert to fraction form
    294,609.88/406,550.20 = 180,080.29/x
  3. Step 3: Cross multiply
    294,609.88x = 406,550.20 × 180,080.29
  4. Step 4: Simplify right side
    294,609.88x = 73,211,676,661.30
  5. Step 5: Solve for x
    x = 73,211,676,661.30/294,609.88
  6. Step 6: Final answer
    x = 248,503.80

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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.