Home / 546,544.88-814,383.92-486,922.40

Finding the Fourth Proportional to 546,544.88, 814,383.92 and 486,922.40

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Solution

The fourth proportional to 546,544.88, 814,383.92 and 486,922.40 is: 725,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,544.88 : 814,383.92 = 486,922.40 : x
  2. Step 2: Convert to fraction form
    546,544.88/814,383.92 = 486,922.40/x
  3. Step 3: Cross multiply
    546,544.88x = 814,383.92 × 486,922.40
  4. Step 4: Simplify right side
    546,544.88x = 396,541,772,847.81
  5. Step 5: Solve for x
    x = 396,541,772,847.81/546,544.88
  6. Step 6: Final answer
    x = 725,542.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.