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Finding the Fourth Proportional to 325,704.40, 488,533.05 and 101,059.10

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Solution

The fourth proportional to 325,704.40, 488,533.05 and 101,059.10 is: 151,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,704.40 : 488,533.05 = 101,059.10 : x
  2. Step 2: Convert to fraction form
    325,704.40/488,533.05 = 101,059.10/x
  3. Step 3: Cross multiply
    325,704.40x = 488,533.05 × 101,059.10
  4. Step 4: Simplify right side
    325,704.40x = 49,370,710,353.26
  5. Step 5: Solve for x
    x = 49,370,710,353.26/325,704.40
  6. Step 6: Final answer
    x = 151,581.34

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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.