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Finding the Fourth Proportional to 404,502.26, 606,753.40 and 109,014.26

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Solution

The fourth proportional to 404,502.26, 606,753.40 and 109,014.26 is: 163,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,502.26 : 606,753.40 = 109,014.26 : x
  2. Step 2: Convert to fraction form
    404,502.26/606,753.40 = 109,014.26/x
  3. Step 3: Cross multiply
    404,502.26x = 606,753.40 × 109,014.26
  4. Step 4: Simplify right side
    404,502.26x = 66,144,772,903.48
  5. Step 5: Solve for x
    x = 66,144,772,903.48/404,502.26
  6. Step 6: Final answer
    x = 163,521.39

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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.