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Finding the Fourth Proportional to 294,365.10, 441,613.44 and 107,376.60

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Solution

The fourth proportional to 294,365.10, 441,613.44 and 107,376.60 is: 161,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,365.10 : 441,613.44 = 107,376.60 : x
  2. Step 2: Convert to fraction form
    294,365.10/441,613.44 = 107,376.60/x
  3. Step 3: Cross multiply
    294,365.10x = 441,613.44 × 107,376.60
  4. Step 4: Simplify right side
    294,365.10x = 47,418,949,701.50
  5. Step 5: Solve for x
    x = 47,418,949,701.50/294,365.10
  6. Step 6: Final answer
    x = 161,088.90

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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.