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Finding the Fourth Proportional to 223,246.12, 334,915.30 and 73,495.42

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Solution

The fourth proportional to 223,246.12, 334,915.30 and 73,495.42 is: 110,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,246.12 : 334,915.30 = 73,495.42 : x
  2. Step 2: Convert to fraction form
    223,246.12/334,915.30 = 73,495.42/x
  3. Step 3: Cross multiply
    223,246.12x = 334,915.30 × 73,495.42
  4. Step 4: Simplify right side
    223,246.12x = 24,614,740,637.93
  5. Step 5: Solve for x
    x = 24,614,740,637.93/223,246.12
  6. Step 6: Final answer
    x = 110,258.31

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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.