Home / 940,519.83-1,297,919.85-553,349.84

Finding the Fourth Proportional to 940,519.83, 1,297,919.85 and 553,349.84

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Solution

The fourth proportional to 940,519.83, 1,297,919.85 and 553,349.84 is: 763,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,519.83 : 1,297,919.85 = 553,349.84 : x
  2. Step 2: Convert to fraction form
    940,519.83/1,297,919.85 = 553,349.84/x
  3. Step 3: Cross multiply
    940,519.83x = 1,297,919.85 × 553,349.84
  4. Step 4: Simplify right side
    940,519.83x = 718,203,734,840.73
  5. Step 5: Solve for x
    x = 718,203,734,840.73/940,519.83
  6. Step 6: Final answer
    x = 763,624.23

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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.