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Finding the Fourth Proportional to 241,446.40, 362,461.20 and 239,696.80

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Solution

The fourth proportional to 241,446.40, 362,461.20 and 239,696.80 is: 359,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,446.40 : 362,461.20 = 239,696.80 : x
  2. Step 2: Convert to fraction form
    241,446.40/362,461.20 = 239,696.80/x
  3. Step 3: Cross multiply
    241,446.40x = 362,461.20 × 239,696.80
  4. Step 4: Simplify right side
    241,446.40x = 86,880,789,764.16
  5. Step 5: Solve for x
    x = 86,880,789,764.16/241,446.40
  6. Step 6: Final answer
    x = 359,834.69

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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.