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Finding the Fourth Proportional to 325,671.30, 488,483.54 and 101,025.90

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Solution

The fourth proportional to 325,671.30, 488,483.54 and 101,025.90 is: 151,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,671.30 : 488,483.54 = 101,025.90 : x
  2. Step 2: Convert to fraction form
    325,671.30/488,483.54 = 101,025.90/x
  3. Step 3: Cross multiply
    325,671.30x = 488,483.54 × 101,025.90
  4. Step 4: Simplify right side
    325,671.30x = 49,349,489,883.67
  5. Step 5: Solve for x
    x = 49,349,489,883.67/325,671.30
  6. Step 6: Final answer
    x = 151,531.59

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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.