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Finding the Fourth Proportional to 328,812.98, 453,752.73 and 185,586.35

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Solution

The fourth proportional to 328,812.98, 453,752.73 and 185,586.35 is: 256,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,812.98 : 453,752.73 = 185,586.35 : x
  2. Step 2: Convert to fraction form
    328,812.98/453,752.73 = 185,586.35/x
  3. Step 3: Cross multiply
    328,812.98x = 453,752.73 × 185,586.35
  4. Step 4: Simplify right side
    328,812.98x = 84,210,310,694.47
  5. Step 5: Solve for x
    x = 84,210,310,694.47/328,812.98
  6. Step 6: Final answer
    x = 256,103.98

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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.