Home / 329,932.64-455,317.13-193,941.63

Finding the Fourth Proportional to 329,932.64, 455,317.13 and 193,941.63

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Solution

The fourth proportional to 329,932.64, 455,317.13 and 193,941.63 is: 267,645.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,932.64 : 455,317.13 = 193,941.63 : x
  2. Step 2: Convert to fraction form
    329,932.64/455,317.13 = 193,941.63/x
  3. Step 3: Cross multiply
    329,932.64x = 455,317.13 × 193,941.63
  4. Step 4: Simplify right side
    329,932.64x = 88,304,945,389.41
  5. Step 5: Solve for x
    x = 88,304,945,389.41/329,932.64
  6. Step 6: Final answer
    x = 267,645.38

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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.