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Finding the Fourth Proportional to 566,913, 850,414.65 and 187,818.42

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Solution

The fourth proportional to 566,913, 850,414.65 and 187,818.42 is: 281,742.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,913 : 850,414.65 = 187,818.42 : x
  2. Step 2: Convert to fraction form
    566,913/850,414.65 = 187,818.42/x
  3. Step 3: Cross multiply
    566,913x = 850,414.65 × 187,818.42
  4. Step 4: Simplify right side
    566,913x = 159,723,535,907.85
  5. Step 5: Solve for x
    x = 159,723,535,907.85/566,913
  6. Step 6: Final answer
    x = 281,742.59

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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.