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Finding the Fourth Proportional to 444,880.48, 613,760.88 and 283,692.64

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Solution

The fourth proportional to 444,880.48, 613,760.88 and 283,692.64 is: 391,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,880.48 : 613,760.88 = 283,692.64 : x
  2. Step 2: Convert to fraction form
    444,880.48/613,760.88 = 283,692.64/x
  3. Step 3: Cross multiply
    444,880.48x = 613,760.88 × 283,692.64
  4. Step 4: Simplify right side
    444,880.48x = 174,119,444,375.92
  5. Step 5: Solve for x
    x = 174,119,444,375.92/444,880.48
  6. Step 6: Final answer
    x = 391,384.77

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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.