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Finding the Fourth Proportional to 267,274.89, 368,829.72 and 152,559.45

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Solution

The fourth proportional to 267,274.89, 368,829.72 and 152,559.45 is: 210,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,274.89 : 368,829.72 = 152,559.45 : x
  2. Step 2: Convert to fraction form
    267,274.89/368,829.72 = 152,559.45/x
  3. Step 3: Cross multiply
    267,274.89x = 368,829.72 × 152,559.45
  4. Step 4: Simplify right side
    267,274.89x = 56,268,459,226.85
  5. Step 5: Solve for x
    x = 56,268,459,226.85/267,274.89
  6. Step 6: Final answer
    x = 210,526.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.