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Finding the Fourth Proportional to 238,784.88, 329,708.17 and 183,506.68

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Solution

The fourth proportional to 238,784.88, 329,708.17 and 183,506.68 is: 253,381.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,784.88 : 329,708.17 = 183,506.68 : x
  2. Step 2: Convert to fraction form
    238,784.88/329,708.17 = 183,506.68/x
  3. Step 3: Cross multiply
    238,784.88x = 329,708.17 × 183,506.68
  4. Step 4: Simplify right side
    238,784.88x = 60,503,652,287.09
  5. Step 5: Solve for x
    x = 60,503,652,287.09/238,784.88
  6. Step 6: Final answer
    x = 253,381.42

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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.