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Finding the Fourth Proportional to 267,582.48, 369,204.12 and 154,385.52

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Solution

The fourth proportional to 267,582.48, 369,204.12 and 154,385.52 is: 213,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,582.48 : 369,204.12 = 154,385.52 : x
  2. Step 2: Convert to fraction form
    267,582.48/369,204.12 = 154,385.52/x
  3. Step 3: Cross multiply
    267,582.48x = 369,204.12 × 154,385.52
  4. Step 4: Simplify right side
    267,582.48x = 56,999,770,052.34
  5. Step 5: Solve for x
    x = 56,999,770,052.34/267,582.48
  6. Step 6: Final answer
    x = 213,017.57

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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.