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Finding the Fourth Proportional to 328,566.56, 453,415.44 and 185,324

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Solution

The fourth proportional to 328,566.56, 453,415.44 and 185,324 is: 255,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,566.56 : 453,415.44 = 185,324 : x
  2. Step 2: Convert to fraction form
    328,566.56/453,415.44 = 185,324/x
  3. Step 3: Cross multiply
    328,566.56x = 453,415.44 × 185,324
  4. Step 4: Simplify right side
    328,566.56x = 84,028,763,002.56
  5. Step 5: Solve for x
    x = 84,028,763,002.56/328,566.56
  6. Step 6: Final answer
    x = 255,743.50

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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.