Home / 850,894.20-1,174,218.32-463,712.73

Finding the Fourth Proportional to 850,894.20, 1,174,218.32 and 463,712.73

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Solution

The fourth proportional to 850,894.20, 1,174,218.32 and 463,712.73 is: 639,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,894.20 : 1,174,218.32 = 463,712.73 : x
  2. Step 2: Convert to fraction form
    850,894.20/1,174,218.32 = 463,712.73/x
  3. Step 3: Cross multiply
    850,894.20x = 1,174,218.32 × 463,712.73
  4. Step 4: Simplify right side
    850,894.20x = 544,499,986,144.16
  5. Step 5: Solve for x
    x = 544,499,986,144.16/850,894.20
  6. Step 6: Final answer
    x = 639,915.03

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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.