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Finding the Fourth Proportional to 569,088.87, 853,698.92 and 190,059.90

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Solution

The fourth proportional to 569,088.87, 853,698.92 and 190,059.90 is: 285,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,088.87 : 853,698.92 = 190,059.90 : x
  2. Step 2: Convert to fraction form
    569,088.87/853,698.92 = 190,059.90/x
  3. Step 3: Cross multiply
    569,088.87x = 853,698.92 × 190,059.90
  4. Step 4: Simplify right side
    569,088.87x = 162,253,930,415.01
  5. Step 5: Solve for x
    x = 162,253,930,415.01/569,088.87
  6. Step 6: Final answer
    x = 285,111.76

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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.