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Finding the Fourth Proportional to 293,432.60, 440,148.90 and 151,277.60

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Solution

The fourth proportional to 293,432.60, 440,148.90 and 151,277.60 is: 226,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,432.60 : 440,148.90 = 151,277.60 : x
  2. Step 2: Convert to fraction form
    293,432.60/440,148.90 = 151,277.60/x
  3. Step 3: Cross multiply
    293,432.60x = 440,148.90 × 151,277.60
  4. Step 4: Simplify right side
    293,432.60x = 66,584,669,234.64
  5. Step 5: Solve for x
    x = 66,584,669,234.64/293,432.60
  6. Step 6: Final answer
    x = 226,916.40

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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.