Home / 850,859.06-1,174,129.83-468,885.74

Finding the Fourth Proportional to 850,859.06, 1,174,129.83 and 468,885.74

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Solution

The fourth proportional to 850,859.06, 1,174,129.83 and 468,885.74 is: 647,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,859.06 : 1,174,129.83 = 468,885.74 : x
  2. Step 2: Convert to fraction form
    850,859.06/1,174,129.83 = 468,885.74/x
  3. Step 3: Cross multiply
    850,859.06x = 1,174,129.83 × 468,885.74
  4. Step 4: Simplify right side
    850,859.06x = 550,532,728,324.98
  5. Step 5: Solve for x
    x = 550,532,728,324.98/850,859.06
  6. Step 6: Final answer
    x = 647,031.64

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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.