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Finding the Fourth Proportional to 329,064.80, 459,757.60 and 329,064.80

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Solution

The fourth proportional to 329,064.80, 459,757.60 and 329,064.80 is: 459,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,064.80 : 459,757.60 = 329,064.80 : x
  2. Step 2: Convert to fraction form
    329,064.80/459,757.60 = 329,064.80/x
  3. Step 3: Cross multiply
    329,064.80x = 459,757.60 × 329,064.80
  4. Step 4: Simplify right side
    329,064.80x = 151,290,042,692.48
  5. Step 5: Solve for x
    x = 151,290,042,692.48/329,064.80
  6. Step 6: Final answer
    x = 459,757.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.