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Finding the Fourth Proportional to 222,044.94, 332,541.30 and 127,326.57

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Solution

The fourth proportional to 222,044.94, 332,541.30 and 127,326.57 is: 190,688.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,044.94 : 332,541.30 = 127,326.57 : x
  2. Step 2: Convert to fraction form
    222,044.94/332,541.30 = 127,326.57/x
  3. Step 3: Cross multiply
    222,044.94x = 332,541.30 × 127,326.57
  4. Step 4: Simplify right side
    222,044.94x = 42,341,343,112.34
  5. Step 5: Solve for x
    x = 42,341,343,112.34/222,044.94
  6. Step 6: Final answer
    x = 190,688.17

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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.