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Finding the Fourth Proportional to 267,597.68, 401,318.76 and 174,596.72

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Solution

The fourth proportional to 267,597.68, 401,318.76 and 174,596.72 is: 261,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,597.68 : 401,318.76 = 174,596.72 : x
  2. Step 2: Convert to fraction form
    267,597.68/401,318.76 = 174,596.72/x
  3. Step 3: Cross multiply
    267,597.68x = 401,318.76 × 174,596.72
  4. Step 4: Simplify right side
    267,597.68x = 70,068,939,170.47
  5. Step 5: Solve for x
    x = 70,068,939,170.47/267,597.68
  6. Step 6: Final answer
    x = 261,844.34

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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.