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Finding the Fourth Proportional to 240,792.24, 331,533 and 212,094

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Solution

The fourth proportional to 240,792.24, 331,533 and 212,094 is: 292,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,792.24 : 331,533 = 212,094 : x
  2. Step 2: Convert to fraction form
    240,792.24/331,533 = 212,094/x
  3. Step 3: Cross multiply
    240,792.24x = 331,533 × 212,094
  4. Step 4: Simplify right side
    240,792.24x = 70,316,160,102
  5. Step 5: Solve for x
    x = 70,316,160,102/240,792.24
  6. Step 6: Final answer
    x = 292,020.04

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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.