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Finding the Fourth Proportional to 357,624.20, 493,524.75 and 196,482.60

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Solution

The fourth proportional to 357,624.20, 493,524.75 and 196,482.60 is: 271,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,624.20 : 493,524.75 = 196,482.60 : x
  2. Step 2: Convert to fraction form
    357,624.20/493,524.75 = 196,482.60/x
  3. Step 3: Cross multiply
    357,624.20x = 493,524.75 × 196,482.60
  4. Step 4: Simplify right side
    357,624.20x = 96,969,026,044.35
  5. Step 5: Solve for x
    x = 96,969,026,044.35/357,624.20
  6. Step 6: Final answer
    x = 271,147.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.