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Finding the Fourth Proportional to 588,150.80, 821,635.60 and 588,150.80

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Solution

The fourth proportional to 588,150.80, 821,635.60 and 588,150.80 is: 821,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,150.80 : 821,635.60 = 588,150.80 : x
  2. Step 2: Convert to fraction form
    588,150.80/821,635.60 = 588,150.80/x
  3. Step 3: Cross multiply
    588,150.80x = 821,635.60 × 588,150.80
  4. Step 4: Simplify right side
    588,150.80x = 483,245,635,448.48
  5. Step 5: Solve for x
    x = 483,245,635,448.48/588,150.80
  6. Step 6: Final answer
    x = 821,635.60

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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.