Home / 356,222.41-491,587.63-192,880.69

Finding the Fourth Proportional to 356,222.41, 491,587.63 and 192,880.69

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Solution

The fourth proportional to 356,222.41, 491,587.63 and 192,880.69 is: 266,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,222.41 : 491,587.63 = 192,880.69 : x
  2. Step 2: Convert to fraction form
    356,222.41/491,587.63 = 192,880.69/x
  3. Step 3: Cross multiply
    356,222.41x = 491,587.63 × 192,880.69
  4. Step 4: Simplify right side
    356,222.41x = 94,817,763,408.83
  5. Step 5: Solve for x
    x = 94,817,763,408.83/356,222.41
  6. Step 6: Final answer
    x = 266,175.74

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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.