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Finding the Fourth Proportional to 792,107.04, 1,188,471.60 and 348,564

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Solution

The fourth proportional to 792,107.04, 1,188,471.60 and 348,564 is: 522,982.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,107.04 : 1,188,471.60 = 348,564 : x
  2. Step 2: Convert to fraction form
    792,107.04/1,188,471.60 = 348,564/x
  3. Step 3: Cross multiply
    792,107.04x = 1,188,471.60 × 348,564
  4. Step 4: Simplify right side
    792,107.04x = 414,258,414,782.40
  5. Step 5: Solve for x
    x = 414,258,414,782.40/792,107.04
  6. Step 6: Final answer
    x = 522,982.87

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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.