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Finding the Fourth Proportional to 328,166, 452,869.26 and 177,263

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Solution

The fourth proportional to 328,166, 452,869.26 and 177,263 is: 244,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,166 : 452,869.26 = 177,263 : x
  2. Step 2: Convert to fraction form
    328,166/452,869.26 = 177,263/x
  3. Step 3: Cross multiply
    328,166x = 452,869.26 × 177,263
  4. Step 4: Simplify right side
    328,166x = 80,276,963,635.38
  5. Step 5: Solve for x
    x = 80,276,963,635.38/328,166
  6. Step 6: Final answer
    x = 244,623.04

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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.