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Finding the Fourth Proportional to 238,344.54, 329,128.96 and 177,810.05

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Solution

The fourth proportional to 238,344.54, 329,128.96 and 177,810.05 is: 245,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,344.54 : 329,128.96 = 177,810.05 : x
  2. Step 2: Convert to fraction form
    238,344.54/329,128.96 = 177,810.05/x
  3. Step 3: Cross multiply
    238,344.54x = 329,128.96 × 177,810.05
  4. Step 4: Simplify right side
    238,344.54x = 58,522,436,834.05
  5. Step 5: Solve for x
    x = 58,522,436,834.05/238,344.54
  6. Step 6: Final answer
    x = 245,537.14

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1.5x scale

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.