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Finding the Fourth Proportional to 297,914.19, 411,075.67 and 177,010.71

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Solution

The fourth proportional to 297,914.19, 411,075.67 and 177,010.71 is: 244,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,914.19 : 411,075.67 = 177,010.71 : x
  2. Step 2: Convert to fraction form
    297,914.19/411,075.67 = 177,010.71/x
  3. Step 3: Cross multiply
    297,914.19x = 411,075.67 × 177,010.71
  4. Step 4: Simplify right side
    297,914.19x = 72,764,796,210.43
  5. Step 5: Solve for x
    x = 72,764,796,210.43/297,914.19
  6. Step 6: Final answer
    x = 244,247.50

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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.