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Finding the Fourth Proportional to 254,792.57, 382,234.82 and 104,951.07

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Solution

The fourth proportional to 254,792.57, 382,234.82 and 104,951.07 is: 157,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,792.57 : 382,234.82 = 104,951.07 : x
  2. Step 2: Convert to fraction form
    254,792.57/382,234.82 = 104,951.07/x
  3. Step 3: Cross multiply
    254,792.57x = 382,234.82 × 104,951.07
  4. Step 4: Simplify right side
    254,792.57x = 40,115,952,825.50
  5. Step 5: Solve for x
    x = 40,115,952,825.50/254,792.57
  6. Step 6: Final answer
    x = 157,445.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.