Home / 892,854.78-1,232,148.64-484,964.59

Finding the Fourth Proportional to 892,854.78, 1,232,148.64 and 484,964.59

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Solution

The fourth proportional to 892,854.78, 1,232,148.64 and 484,964.59 is: 669,256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,854.78 : 1,232,148.64 = 484,964.59 : x
  2. Step 2: Convert to fraction form
    892,854.78/1,232,148.64 = 484,964.59/x
  3. Step 3: Cross multiply
    892,854.78x = 1,232,148.64 × 484,964.59
  4. Step 4: Simplify right side
    892,854.78x = 597,548,451,431.09
  5. Step 5: Solve for x
    x = 597,548,451,431.09/892,854.78
  6. Step 6: Final answer
    x = 669,256.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.