Home / 463,629.60-695,444.40-329,785.20

Finding the Fourth Proportional to 463,629.60, 695,444.40 and 329,785.20

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Solution

The fourth proportional to 463,629.60, 695,444.40 and 329,785.20 is: 494,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,629.60 : 695,444.40 = 329,785.20 : x
  2. Step 2: Convert to fraction form
    463,629.60/695,444.40 = 329,785.20/x
  3. Step 3: Cross multiply
    463,629.60x = 695,444.40 × 329,785.20
  4. Step 4: Simplify right side
    463,629.60x = 229,347,270,542.88
  5. Step 5: Solve for x
    x = 229,347,270,542.88/463,629.60
  6. Step 6: Final answer
    x = 494,677.80

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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.