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Finding the Fourth Proportional to 367,970.49, 552,169.88 and 154,722.95

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Solution

The fourth proportional to 367,970.49, 552,169.88 and 154,722.95 is: 232,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,970.49 : 552,169.88 = 154,722.95 : x
  2. Step 2: Convert to fraction form
    367,970.49/552,169.88 = 154,722.95/x
  3. Step 3: Cross multiply
    367,970.49x = 552,169.88 × 154,722.95
  4. Step 4: Simplify right side
    367,970.49x = 85,433,353,341.56
  5. Step 5: Solve for x
    x = 85,433,353,341.56/367,970.49
  6. Step 6: Final answer
    x = 232,174.47

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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.