Home / 488,460.02-674,305.70-327,420.27

Finding the Fourth Proportional to 488,460.02, 674,305.70 and 327,420.27

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Solution

The fourth proportional to 488,460.02, 674,305.70 and 327,420.27 is: 451,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,460.02 : 674,305.70 = 327,420.27 : x
  2. Step 2: Convert to fraction form
    488,460.02/674,305.70 = 327,420.27/x
  3. Step 3: Cross multiply
    488,460.02x = 674,305.70 × 327,420.27
  4. Step 4: Simplify right side
    488,460.02x = 220,781,352,719.44
  5. Step 5: Solve for x
    x = 220,781,352,719.44/488,460.02
  6. Step 6: Final answer
    x = 451,994.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.