Home / 327,012.64-451,317.52-183,778.72

Finding the Fourth Proportional to 327,012.64, 451,317.52 and 183,778.72

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Solution

The fourth proportional to 327,012.64, 451,317.52 and 183,778.72 is: 253,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,012.64 : 451,317.52 = 183,778.72 : x
  2. Step 2: Convert to fraction form
    327,012.64/451,317.52 = 183,778.72/x
  3. Step 3: Cross multiply
    327,012.64x = 451,317.52 × 183,778.72
  4. Step 4: Simplify right side
    327,012.64x = 82,942,556,139.17
  5. Step 5: Solve for x
    x = 82,942,556,139.17/327,012.64
  6. Step 6: Final answer
    x = 253,637.16

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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.