Home / 588,815.20-883,222.80-545,512.60

Finding the Fourth Proportional to 588,815.20, 883,222.80 and 545,512.60

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Solution

The fourth proportional to 588,815.20, 883,222.80 and 545,512.60 is: 818,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,815.20 : 883,222.80 = 545,512.60 : x
  2. Step 2: Convert to fraction form
    588,815.20/883,222.80 = 545,512.60/x
  3. Step 3: Cross multiply
    588,815.20x = 883,222.80 × 545,512.60
  4. Step 4: Simplify right side
    588,815.20x = 481,809,166,007.28
  5. Step 5: Solve for x
    x = 481,809,166,007.28/588,815.20
  6. Step 6: Final answer
    x = 818,268.90

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Double scale
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Similar ratio
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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.