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Finding the Fourth Proportional to 552,281.76, 828,424.80 and 168,034.41

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Solution

The fourth proportional to 552,281.76, 828,424.80 and 168,034.41 is: 252,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,281.76 : 828,424.80 = 168,034.41 : x
  2. Step 2: Convert to fraction form
    552,281.76/828,424.80 = 168,034.41/x
  3. Step 3: Cross multiply
    552,281.76x = 828,424.80 × 168,034.41
  4. Step 4: Simplify right side
    552,281.76x = 139,203,872,497.37
  5. Step 5: Solve for x
    x = 139,203,872,497.37/552,281.76
  6. Step 6: Final answer
    x = 252,052.27

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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.