Home / 593,686.10-819,284.71-321,760.60

Finding the Fourth Proportional to 593,686.10, 819,284.71 and 321,760.60

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Solution

The fourth proportional to 593,686.10, 819,284.71 and 321,760.60 is: 444,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,686.10 : 819,284.71 = 321,760.60 : x
  2. Step 2: Convert to fraction form
    593,686.10/819,284.71 = 321,760.60/x
  3. Step 3: Cross multiply
    593,686.10x = 819,284.71 × 321,760.60
  4. Step 4: Simplify right side
    593,686.10x = 263,613,539,860.43
  5. Step 5: Solve for x
    x = 263,613,539,860.43/593,686.10
  6. Step 6: Final answer
    x = 444,028.49

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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.