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Finding the Fourth Proportional to 198,333.64, 297,461.58 and 73,649.80

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Solution

The fourth proportional to 198,333.64, 297,461.58 and 73,649.80 is: 110,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,333.64 : 297,461.58 = 73,649.80 : x
  2. Step 2: Convert to fraction form
    198,333.64/297,461.58 = 73,649.80/x
  3. Step 3: Cross multiply
    198,333.64x = 297,461.58 × 73,649.80
  4. Step 4: Simplify right side
    198,333.64x = 21,907,985,874.68
  5. Step 5: Solve for x
    x = 21,907,985,874.68/198,333.64
  6. Step 6: Final answer
    x = 110,460.26

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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.