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Finding the Fourth Proportional to 552,270.60, 828,407.93 and 168,023.21

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Solution

The fourth proportional to 552,270.60, 828,407.93 and 168,023.21 is: 252,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,270.60 : 828,407.93 = 168,023.21 : x
  2. Step 2: Convert to fraction form
    552,270.60/828,407.93 = 168,023.21/x
  3. Step 3: Cross multiply
    552,270.60x = 828,407.93 × 168,023.21
  4. Step 4: Simplify right side
    552,270.60x = 139,191,754,605.90
  5. Step 5: Solve for x
    x = 139,191,754,605.90/552,270.60
  6. Step 6: Final answer
    x = 252,035.42

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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.