Home / 329,938.20-495,944.10-323,717.40

Finding the Fourth Proportional to 329,938.20, 495,944.10 and 323,717.40

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Solution

The fourth proportional to 329,938.20, 495,944.10 and 323,717.40 is: 486,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,938.20 : 495,944.10 = 323,717.40 : x
  2. Step 2: Convert to fraction form
    329,938.20/495,944.10 = 323,717.40/x
  3. Step 3: Cross multiply
    329,938.20x = 495,944.10 × 323,717.40
  4. Step 4: Simplify right side
    329,938.20x = 160,545,734,597.34
  5. Step 5: Solve for x
    x = 160,545,734,597.34/329,938.20
  6. Step 6: Final answer
    x = 486,593.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.