Home / 349,155.46-523,962.86-191,494.64

Finding the Fourth Proportional to 349,155.46, 523,962.86 and 191,494.64

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Solution

The fourth proportional to 349,155.46, 523,962.86 and 191,494.64 is: 287,367.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,155.46 : 523,962.86 = 191,494.64 : x
  2. Step 2: Convert to fraction form
    349,155.46/523,962.86 = 191,494.64/x
  3. Step 3: Cross multiply
    349,155.46x = 523,962.86 × 191,494.64
  4. Step 4: Simplify right side
    349,155.46x = 100,336,079,249.07
  5. Step 5: Solve for x
    x = 100,336,079,249.07/349,155.46
  6. Step 6: Final answer
    x = 287,367.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.