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Finding the Fourth Proportional to 273,204.84, 376,999.74 and 152,336.64

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Solution

The fourth proportional to 273,204.84, 376,999.74 and 152,336.64 is: 210,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,204.84 : 376,999.74 = 152,336.64 : x
  2. Step 2: Convert to fraction form
    273,204.84/376,999.74 = 152,336.64/x
  3. Step 3: Cross multiply
    273,204.84x = 376,999.74 × 152,336.64
  4. Step 4: Simplify right side
    273,204.84x = 57,430,873,672.47
  5. Step 5: Solve for x
    x = 57,430,873,672.47/273,204.84
  6. Step 6: Final answer
    x = 210,211.77

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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.