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Finding the Fourth Proportional to 629,550.88, 863,892.68 and 572,526.88

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Solution

The fourth proportional to 629,550.88, 863,892.68 and 572,526.88 is: 785,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,550.88 : 863,892.68 = 572,526.88 : x
  2. Step 2: Convert to fraction form
    629,550.88/863,892.68 = 572,526.88/x
  3. Step 3: Cross multiply
    629,550.88x = 863,892.68 × 572,526.88
  4. Step 4: Simplify right side
    629,550.88x = 494,601,780,735.24
  5. Step 5: Solve for x
    x = 494,601,780,735.24/629,550.88
  6. Step 6: Final answer
    x = 785,642.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.