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Finding the Fourth Proportional to 328,839.96, 453,800.72 and 185,606.04

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Solution

The fourth proportional to 328,839.96, 453,800.72 and 185,606.04 is: 256,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,839.96 : 453,800.72 = 185,606.04 : x
  2. Step 2: Convert to fraction form
    328,839.96/453,800.72 = 185,606.04/x
  3. Step 3: Cross multiply
    328,839.96x = 453,800.72 × 185,606.04
  4. Step 4: Simplify right side
    328,839.96x = 84,228,154,588.35
  5. Step 5: Solve for x
    x = 84,228,154,588.35/328,839.96
  6. Step 6: Final answer
    x = 256,137.22

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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.