Home / 799,957.68-1,103,958.89-477,607.65

Finding the Fourth Proportional to 799,957.68, 1,103,958.89 and 477,607.65

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Solution

The fourth proportional to 799,957.68, 1,103,958.89 and 477,607.65 is: 659,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,957.68 : 1,103,958.89 = 477,607.65 : x
  2. Step 2: Convert to fraction form
    799,957.68/1,103,958.89 = 477,607.65/x
  3. Step 3: Cross multiply
    799,957.68x = 1,103,958.89 × 477,607.65
  4. Step 4: Simplify right side
    799,957.68x = 527,259,211,149.51
  5. Step 5: Solve for x
    x = 527,259,211,149.51/799,957.68
  6. Step 6: Final answer
    x = 659,108.88

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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.