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Finding the Fourth Proportional to 447,095.17, 669,176.70 and 244,380.79

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Solution

The fourth proportional to 447,095.17, 669,176.70 and 244,380.79 is: 365,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,095.17 : 669,176.70 = 244,380.79 : x
  2. Step 2: Convert to fraction form
    447,095.17/669,176.70 = 244,380.79/x
  3. Step 3: Cross multiply
    447,095.17x = 669,176.70 × 244,380.79
  4. Step 4: Simplify right side
    447,095.17x = 163,533,930,595.59
  5. Step 5: Solve for x
    x = 163,533,930,595.59/447,095.17
  6. Step 6: Final answer
    x = 365,769.84

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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.