Home / 892,866.71-1,232,165.12-484,976.54

Finding the Fourth Proportional to 892,866.71, 1,232,165.12 and 484,976.54

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Solution

The fourth proportional to 892,866.71, 1,232,165.12 and 484,976.54 is: 669,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,866.71 : 1,232,165.12 = 484,976.54 : x
  2. Step 2: Convert to fraction form
    892,866.71/1,232,165.12 = 484,976.54/x
  3. Step 3: Cross multiply
    892,866.71x = 1,232,165.12 × 484,976.54
  4. Step 4: Simplify right side
    892,866.71x = 597,571,174,181.40
  5. Step 5: Solve for x
    x = 597,571,174,181.40/892,866.71
  6. Step 6: Final answer
    x = 669,272.54

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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.