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Finding the Fourth Proportional to 344,682.49, 517,114.86 and 157,650.25

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Solution

The fourth proportional to 344,682.49, 517,114.86 and 157,650.25 is: 236,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,682.49 : 517,114.86 = 157,650.25 : x
  2. Step 2: Convert to fraction form
    344,682.49/517,114.86 = 157,650.25/x
  3. Step 3: Cross multiply
    344,682.49x = 517,114.86 × 157,650.25
  4. Step 4: Simplify right side
    344,682.49x = 81,523,286,957.72
  5. Step 5: Solve for x
    x = 81,523,286,957.72/344,682.49
  6. Step 6: Final answer
    x = 236,517.05

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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.