Home / 568,868.90-784,023.86-430,716.83

Finding the Fourth Proportional to 568,868.90, 784,023.86 and 430,716.83

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Solution

The fourth proportional to 568,868.90, 784,023.86 and 430,716.83 is: 593,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,868.90 : 784,023.86 = 430,716.83 : x
  2. Step 2: Convert to fraction form
    568,868.90/784,023.86 = 430,716.83/x
  3. Step 3: Cross multiply
    568,868.90x = 784,023.86 × 430,716.83
  4. Step 4: Simplify right side
    568,868.90x = 337,692,268,780.24
  5. Step 5: Solve for x
    x = 337,692,268,780.24/568,868.90
  6. Step 6: Final answer
    x = 593,620.55

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1.5x scale

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.