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Finding the Fourth Proportional to 237,201.84, 327,240 and 155,507.76

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Solution

The fourth proportional to 237,201.84, 327,240 and 155,507.76 is: 214,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,201.84 : 327,240 = 155,507.76 : x
  2. Step 2: Convert to fraction form
    237,201.84/327,240 = 155,507.76/x
  3. Step 3: Cross multiply
    237,201.84x = 327,240 × 155,507.76
  4. Step 4: Simplify right side
    237,201.84x = 50,888,359,382.40
  5. Step 5: Solve for x
    x = 50,888,359,382.40/237,201.84
  6. Step 6: Final answer
    x = 214,536.11

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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.