Home / 859,216.60-1,185,452.04-496,508.32

Finding the Fourth Proportional to 859,216.60, 1,185,452.04 and 496,508.32

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Solution

The fourth proportional to 859,216.60, 1,185,452.04 and 496,508.32 is: 685,027.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,216.60 : 1,185,452.04 = 496,508.32 : x
  2. Step 2: Convert to fraction form
    859,216.60/1,185,452.04 = 496,508.32/x
  3. Step 3: Cross multiply
    859,216.60x = 1,185,452.04 × 496,508.32
  4. Step 4: Simplify right side
    859,216.60x = 588,586,800,820.97
  5. Step 5: Solve for x
    x = 588,586,800,820.97/859,216.60
  6. Step 6: Final answer
    x = 685,027.27

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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.