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Finding the Fourth Proportional to 444,133.90, 666,200.85 and 302,416.30

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Solution

The fourth proportional to 444,133.90, 666,200.85 and 302,416.30 is: 453,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,133.90 : 666,200.85 = 302,416.30 : x
  2. Step 2: Convert to fraction form
    444,133.90/666,200.85 = 302,416.30/x
  3. Step 3: Cross multiply
    444,133.90x = 666,200.85 × 302,416.30
  4. Step 4: Simplify right side
    444,133.90x = 201,469,996,113.86
  5. Step 5: Solve for x
    x = 201,469,996,113.86/444,133.90
  6. Step 6: Final answer
    x = 453,624.45

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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.