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Finding the Fourth Proportional to 565,538.06, 848,284.95 and 191,561.06

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Solution

The fourth proportional to 565,538.06, 848,284.95 and 191,561.06 is: 287,334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,538.06 : 848,284.95 = 191,561.06 : x
  2. Step 2: Convert to fraction form
    565,538.06/848,284.95 = 191,561.06/x
  3. Step 3: Cross multiply
    565,538.06x = 848,284.95 × 191,561.06
  4. Step 4: Simplify right side
    565,538.06x = 162,498,364,204.05
  5. Step 5: Solve for x
    x = 162,498,364,204.05/565,538.06
  6. Step 6: Final answer
    x = 287,334.09

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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.