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Finding the Fourth Proportional to 341,684.70, 512,672.85 and 164,100.30

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Solution

The fourth proportional to 341,684.70, 512,672.85 and 164,100.30 is: 246,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,684.70 : 512,672.85 = 164,100.30 : x
  2. Step 2: Convert to fraction form
    341,684.70/512,672.85 = 164,100.30/x
  3. Step 3: Cross multiply
    341,684.70x = 512,672.85 × 164,100.30
  4. Step 4: Simplify right side
    341,684.70x = 84,129,768,486.86
  5. Step 5: Solve for x
    x = 84,129,768,486.86/341,684.70
  6. Step 6: Final answer
    x = 246,220.47

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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.