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Finding the Fourth Proportional to 238,096.73, 328,588.25 and 157,384.28

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Solution

The fourth proportional to 238,096.73, 328,588.25 and 157,384.28 is: 217,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,096.73 : 328,588.25 = 157,384.28 : x
  2. Step 2: Convert to fraction form
    238,096.73/328,588.25 = 157,384.28/x
  3. Step 3: Cross multiply
    238,096.73x = 328,588.25 × 157,384.28
  4. Step 4: Simplify right side
    238,096.73x = 51,714,622,712.85
  5. Step 5: Solve for x
    x = 51,714,622,712.85/238,096.73
  6. Step 6: Final answer
    x = 217,200.06

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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.