Home / 445,944.96-669,019.58-193,267.83

Finding the Fourth Proportional to 445,944.96, 669,019.58 and 193,267.83

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Solution

The fourth proportional to 445,944.96, 669,019.58 and 193,267.83 is: 289,946.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,944.96 : 669,019.58 = 193,267.83 : x
  2. Step 2: Convert to fraction form
    445,944.96/669,019.58 = 193,267.83/x
  3. Step 3: Cross multiply
    445,944.96x = 669,019.58 × 193,267.83
  4. Step 4: Simplify right side
    445,944.96x = 129,299,961,487.77
  5. Step 5: Solve for x
    x = 129,299,961,487.77/445,944.96
  6. Step 6: Final answer
    x = 289,946.01

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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.