Home / 741,536.42-1,023,429.46-469,629.61

Finding the Fourth Proportional to 741,536.42, 1,023,429.46 and 469,629.61

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Solution

The fourth proportional to 741,536.42, 1,023,429.46 and 469,629.61 is: 648,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,536.42 : 1,023,429.46 = 469,629.61 : x
  2. Step 2: Convert to fraction form
    741,536.42/1,023,429.46 = 469,629.61/x
  3. Step 3: Cross multiply
    741,536.42x = 1,023,429.46 × 469,629.61
  4. Step 4: Simplify right side
    741,536.42x = 480,632,774,429.66
  5. Step 5: Solve for x
    x = 480,632,774,429.66/741,536.42
  6. Step 6: Final answer
    x = 648,158.01

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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.