Home / 954,895.11-1,432,321.86-449,175.78

Finding the Fourth Proportional to 954,895.11, 1,432,321.86 and 449,175.78

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Solution

The fourth proportional to 954,895.11, 1,432,321.86 and 449,175.78 is: 673,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,895.11 : 1,432,321.86 = 449,175.78 : x
  2. Step 2: Convert to fraction form
    954,895.11/1,432,321.86 = 449,175.78/x
  3. Step 3: Cross multiply
    954,895.11x = 1,432,321.86 × 449,175.78
  4. Step 4: Simplify right side
    954,895.11x = 643,364,288,676.55
  5. Step 5: Solve for x
    x = 643,364,288,676.55/954,895.11
  6. Step 6: Final answer
    x = 673,753.88

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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.