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Finding the Fourth Proportional to 253,497.48, 349,453.82 and 192,962.67

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Solution

The fourth proportional to 253,497.48, 349,453.82 and 192,962.67 is: 266,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,497.48 : 349,453.82 = 192,962.67 : x
  2. Step 2: Convert to fraction form
    253,497.48/349,453.82 = 192,962.67/x
  3. Step 3: Cross multiply
    253,497.48x = 349,453.82 × 192,962.67
  4. Step 4: Simplify right side
    253,497.48x = 67,431,541,184.09
  5. Step 5: Solve for x
    x = 67,431,541,184.09/253,497.48
  6. Step 6: Final answer
    x = 266,004.78

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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.