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Finding the Fourth Proportional to 326,682.41, 490,006.00 and 102,017.07

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Solution

The fourth proportional to 326,682.41, 490,006.00 and 102,017.07 is: 153,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,682.41 : 490,006.00 = 102,017.07 : x
  2. Step 2: Convert to fraction form
    326,682.41/490,006.00 = 102,017.07/x
  3. Step 3: Cross multiply
    326,682.41x = 490,006.00 × 102,017.07
  4. Step 4: Simplify right side
    326,682.41x = 49,988,973,442.30
  5. Step 5: Solve for x
    x = 49,988,973,442.30/326,682.41
  6. Step 6: Final answer
    x = 153,020.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.