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Finding the Fourth Proportional to 294,443.60, 441,665.40 and 235,394.60

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Solution

The fourth proportional to 294,443.60, 441,665.40 and 235,394.60 is: 353,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,443.60 : 441,665.40 = 235,394.60 : x
  2. Step 2: Convert to fraction form
    294,443.60/441,665.40 = 235,394.60/x
  3. Step 3: Cross multiply
    294,443.60x = 441,665.40 × 235,394.60
  4. Step 4: Simplify right side
    294,443.60x = 103,965,650,166.84
  5. Step 5: Solve for x
    x = 103,965,650,166.84/294,443.60
  6. Step 6: Final answer
    x = 353,091.90

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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.