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Finding the Fourth Proportional to 234,527.78, 323,529.39 and 148,341.59

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Solution

The fourth proportional to 234,527.78, 323,529.39 and 148,341.59 is: 204,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,527.78 : 323,529.39 = 148,341.59 : x
  2. Step 2: Convert to fraction form
    234,527.78/323,529.39 = 148,341.59/x
  3. Step 3: Cross multiply
    234,527.78x = 323,529.39 × 148,341.59
  4. Step 4: Simplify right side
    234,527.78x = 47,992,862,506.68
  5. Step 5: Solve for x
    x = 47,992,862,506.68/234,527.78
  6. Step 6: Final answer
    x = 204,636.16

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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.