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Finding the Fourth Proportional to 536,574.12, 804,991.26 and 199,627.56

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Solution

The fourth proportional to 536,574.12, 804,991.26 and 199,627.56 is: 299,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,574.12 : 804,991.26 = 199,627.56 : x
  2. Step 2: Convert to fraction form
    536,574.12/804,991.26 = 199,627.56/x
  3. Step 3: Cross multiply
    536,574.12x = 804,991.26 × 199,627.56
  4. Step 4: Simplify right side
    536,574.12x = 160,698,441,055.13
  5. Step 5: Solve for x
    x = 160,698,441,055.13/536,574.12
  6. Step 6: Final answer
    x = 299,489.74

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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.