Home / 345,349.41-476,596.62-192,387.57

Finding the Fourth Proportional to 345,349.41, 476,596.62 and 192,387.57

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Solution

The fourth proportional to 345,349.41, 476,596.62 and 192,387.57 is: 265,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,349.41 : 476,596.62 = 192,387.57 : x
  2. Step 2: Convert to fraction form
    345,349.41/476,596.62 = 192,387.57/x
  3. Step 3: Cross multiply
    345,349.41x = 476,596.62 × 192,387.57
  4. Step 4: Simplify right side
    345,349.41x = 91,691,265,592.01
  5. Step 5: Solve for x
    x = 91,691,265,592.01/345,349.41
  6. Step 6: Final answer
    x = 265,502.89

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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.