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Finding the Fourth Proportional to 341,591.68, 511,599.36 and 329,781.76

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Solution

The fourth proportional to 341,591.68, 511,599.36 and 329,781.76 is: 493,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,591.68 : 511,599.36 = 329,781.76 : x
  2. Step 2: Convert to fraction form
    341,591.68/511,599.36 = 329,781.76/x
  3. Step 3: Cross multiply
    341,591.68x = 511,599.36 × 329,781.76
  4. Step 4: Simplify right side
    341,591.68x = 168,716,137,355.67
  5. Step 5: Solve for x
    x = 168,716,137,355.67/341,591.68
  6. Step 6: Final answer
    x = 493,911.73

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1.5x scale

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.