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Finding the Fourth Proportional to 353,173.60, 529,760.40 and 246,885.40

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Solution

The fourth proportional to 353,173.60, 529,760.40 and 246,885.40 is: 370,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,173.60 : 529,760.40 = 246,885.40 : x
  2. Step 2: Convert to fraction form
    353,173.60/529,760.40 = 246,885.40/x
  3. Step 3: Cross multiply
    353,173.60x = 529,760.40 × 246,885.40
  4. Step 4: Simplify right side
    353,173.60x = 130,790,108,258.16
  5. Step 5: Solve for x
    x = 130,790,108,258.16/353,173.60
  6. Step 6: Final answer
    x = 370,328.10

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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.