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Finding the Fourth Proportional to 552,607.92, 828,941.04 and 178,660.08

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Solution

The fourth proportional to 552,607.92, 828,941.04 and 178,660.08 is: 267,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,607.92 : 828,941.04 = 178,660.08 : x
  2. Step 2: Convert to fraction form
    552,607.92/828,941.04 = 178,660.08/x
  3. Step 3: Cross multiply
    552,607.92x = 828,941.04 × 178,660.08
  4. Step 4: Simplify right side
    552,607.92x = 148,098,672,521.68
  5. Step 5: Solve for x
    x = 148,098,672,521.68/552,607.92
  6. Step 6: Final answer
    x = 267,999.55

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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.