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Finding the Fourth Proportional to 434,668.41, 599,857.98 and 253,351.11

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Solution

The fourth proportional to 434,668.41, 599,857.98 and 253,351.11 is: 349,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,668.41 : 599,857.98 = 253,351.11 : x
  2. Step 2: Convert to fraction form
    434,668.41/599,857.98 = 253,351.11/x
  3. Step 3: Cross multiply
    434,668.41x = 599,857.98 × 253,351.11
  4. Step 4: Simplify right side
    434,668.41x = 151,974,685,075.36
  5. Step 5: Solve for x
    x = 151,974,685,075.36/434,668.41
  6. Step 6: Final answer
    x = 349,633.61

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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.