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Finding the Fourth Proportional to 275,168.34, 379,571.45 and 173,032.10

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Solution

The fourth proportional to 275,168.34, 379,571.45 and 173,032.10 is: 238,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,168.34 : 379,571.45 = 173,032.10 : x
  2. Step 2: Convert to fraction form
    275,168.34/379,571.45 = 173,032.10/x
  3. Step 3: Cross multiply
    275,168.34x = 379,571.45 × 173,032.10
  4. Step 4: Simplify right side
    275,168.34x = 65,678,045,093.55
  5. Step 5: Solve for x
    x = 65,678,045,093.55/275,168.34
  6. Step 6: Final answer
    x = 238,683.15

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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.