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Finding the Fourth Proportional to 357,624.70, 493,525.44 and 196,483.10

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Solution

The fourth proportional to 357,624.70, 493,525.44 and 196,483.10 is: 271,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,624.70 : 493,525.44 = 196,483.10 : x
  2. Step 2: Convert to fraction form
    357,624.70/493,525.44 = 196,483.10/x
  3. Step 3: Cross multiply
    357,624.70x = 493,525.44 × 196,483.10
  4. Step 4: Simplify right side
    357,624.70x = 96,969,408,380.06
  5. Step 5: Solve for x
    x = 96,969,408,380.06/357,624.70
  6. Step 6: Final answer
    x = 271,148.52

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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.