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Finding the Fourth Proportional to 268,070.94, 369,956.79 and 177,269.10

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Solution

The fourth proportional to 268,070.94, 369,956.79 and 177,269.10 is: 244,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,070.94 : 369,956.79 = 177,269.10 : x
  2. Step 2: Convert to fraction form
    268,070.94/369,956.79 = 177,269.10/x
  3. Step 3: Cross multiply
    268,070.94x = 369,956.79 × 177,269.10
  4. Step 4: Simplify right side
    268,070.94x = 65,581,907,202.19
  5. Step 5: Solve for x
    x = 65,581,907,202.19/268,070.94
  6. Step 6: Final answer
    x = 244,643.85

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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.