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Finding the Fourth Proportional to 590,504.80, 885,757.20 and 550,847.20

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Solution

The fourth proportional to 590,504.80, 885,757.20 and 550,847.20 is: 826,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,504.80 : 885,757.20 = 550,847.20 : x
  2. Step 2: Convert to fraction form
    590,504.80/885,757.20 = 550,847.20/x
  3. Step 3: Cross multiply
    590,504.80x = 885,757.20 × 550,847.20
  4. Step 4: Simplify right side
    590,504.80x = 487,916,873,499.84
  5. Step 5: Solve for x
    x = 487,916,873,499.84/590,504.80
  6. Step 6: Final answer
    x = 826,270.80

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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.