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Finding the Fourth Proportional to 341,733.40, 512,600.10 and 199,432.60

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Solution

The fourth proportional to 341,733.40, 512,600.10 and 199,432.60 is: 299,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,733.40 : 512,600.10 = 199,432.60 : x
  2. Step 2: Convert to fraction form
    341,733.40/512,600.10 = 199,432.60/x
  3. Step 3: Cross multiply
    341,733.40x = 512,600.10 × 199,432.60
  4. Step 4: Simplify right side
    341,733.40x = 102,229,170,703.26
  5. Step 5: Solve for x
    x = 102,229,170,703.26/341,733.40
  6. Step 6: Final answer
    x = 299,148.90

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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.