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Finding the Fourth Proportional to 373,738.60, 560,274.58 and 137,026.12

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Solution

The fourth proportional to 373,738.60, 560,274.58 and 137,026.12 is: 205,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,738.60 : 560,274.58 = 137,026.12 : x
  2. Step 2: Convert to fraction form
    373,738.60/560,274.58 = 137,026.12/x
  3. Step 3: Cross multiply
    373,738.60x = 560,274.58 × 137,026.12
  4. Step 4: Simplify right side
    373,738.60x = 76,772,251,832.03
  5. Step 5: Solve for x
    x = 76,772,251,832.03/373,738.60
  6. Step 6: Final answer
    x = 205,416.97

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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.