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Finding the Fourth Proportional to 325,670.60, 488,488.62 and 104,037.32

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Solution

The fourth proportional to 325,670.60, 488,488.62 and 104,037.32 is: 156,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,670.60 : 488,488.62 = 104,037.32 : x
  2. Step 2: Convert to fraction form
    325,670.60/488,488.62 = 104,037.32/x
  3. Step 3: Cross multiply
    325,670.60x = 488,488.62 × 104,037.32
  4. Step 4: Simplify right side
    325,670.60x = 50,821,046,875.30
  5. Step 5: Solve for x
    x = 50,821,046,875.30/325,670.60
  6. Step 6: Final answer
    x = 156,050.46

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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.