Home / 822,568.64-1,232,103.35-485,245.76

Finding the Fourth Proportional to 822,568.64, 1,232,103.35 and 485,245.76

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Solution

The fourth proportional to 822,568.64, 1,232,103.35 and 485,245.76 is: 726,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,568.64 : 1,232,103.35 = 485,245.76 : x
  2. Step 2: Convert to fraction form
    822,568.64/1,232,103.35 = 485,245.76/x
  3. Step 3: Cross multiply
    822,568.64x = 1,232,103.35 × 485,245.76
  4. Step 4: Simplify right side
    822,568.64x = 597,872,921,521.89
  5. Step 5: Solve for x
    x = 597,872,921,521.89/822,568.64
  6. Step 6: Final answer
    x = 726,836.52

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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.