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Finding the Fourth Proportional to 296,676.60, 444,818.10 and 163,620.60

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Solution

The fourth proportional to 296,676.60, 444,818.10 and 163,620.60 is: 245,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,676.60 : 444,818.10 = 163,620.60 : x
  2. Step 2: Convert to fraction form
    296,676.60/444,818.10 = 163,620.60/x
  3. Step 3: Cross multiply
    296,676.60x = 444,818.10 × 163,620.60
  4. Step 4: Simplify right side
    296,676.60x = 72,781,404,412.86
  5. Step 5: Solve for x
    x = 72,781,404,412.86/296,676.60
  6. Step 6: Final answer
    x = 245,322.36

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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.