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Finding the Fourth Proportional to 966,183.88, 1,449,582 and 753,680.40

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Solution

The fourth proportional to 966,183.88, 1,449,582 and 753,680.40 is: 1,130,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,183.88 : 1,449,582 = 753,680.40 : x
  2. Step 2: Convert to fraction form
    966,183.88/1,449,582 = 753,680.40/x
  3. Step 3: Cross multiply
    966,183.88x = 1,449,582 × 753,680.40
  4. Step 4: Simplify right side
    966,183.88x = 1,092,521,541,592.80
  5. Step 5: Solve for x
    x = 1,092,521,541,592.80/966,183.88
  6. Step 6: Final answer
    x = 1,130,759.44

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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.