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Finding the Fourth Proportional to 328,682.56, 453,595.56 and 185,442.04

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Solution

The fourth proportional to 328,682.56, 453,595.56 and 185,442.04 is: 255,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,682.56 : 453,595.56 = 185,442.04 : x
  2. Step 2: Convert to fraction form
    328,682.56/453,595.56 = 185,442.04/x
  3. Step 3: Cross multiply
    328,682.56x = 453,595.56 × 185,442.04
  4. Step 4: Simplify right side
    328,682.56x = 84,115,685,981.34
  5. Step 5: Solve for x
    x = 84,115,685,981.34/328,682.56
  6. Step 6: Final answer
    x = 255,917.70

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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.