Home / 329,724.88-454,875.87-193,697.46

Finding the Fourth Proportional to 329,724.88, 454,875.87 and 193,697.46

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Solution

The fourth proportional to 329,724.88, 454,875.87 and 193,697.46 is: 267,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,724.88 : 454,875.87 = 193,697.46 : x
  2. Step 2: Convert to fraction form
    329,724.88/454,875.87 = 193,697.46/x
  3. Step 3: Cross multiply
    329,724.88x = 454,875.87 × 193,697.46
  4. Step 4: Simplify right side
    329,724.88x = 88,108,301,985.82
  5. Step 5: Solve for x
    x = 88,108,301,985.82/329,724.88
  6. Step 6: Final answer
    x = 267,217.64

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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.