Home / 263,445.12-363,607.92-178,589.52

Finding the Fourth Proportional to 263,445.12, 363,607.92 and 178,589.52

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Solution

The fourth proportional to 263,445.12, 363,607.92 and 178,589.52 is: 246,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,445.12 : 363,607.92 = 178,589.52 : x
  2. Step 2: Convert to fraction form
    263,445.12/363,607.92 = 178,589.52/x
  3. Step 3: Cross multiply
    263,445.12x = 363,607.92 × 178,589.52
  4. Step 4: Simplify right side
    263,445.12x = 64,936,563,901.00
  5. Step 5: Solve for x
    x = 64,936,563,901.00/263,445.12
  6. Step 6: Final answer
    x = 246,489.91

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1.5x scale

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.