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Finding the Fourth Proportional to 293,009.96, 404,280.83 and 170,522.43

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Solution

The fourth proportional to 293,009.96, 404,280.83 and 170,522.43 is: 235,278.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,009.96 : 404,280.83 = 170,522.43 : x
  2. Step 2: Convert to fraction form
    293,009.96/404,280.83 = 170,522.43/x
  3. Step 3: Cross multiply
    293,009.96x = 404,280.83 × 170,522.43
  4. Step 4: Simplify right side
    293,009.96x = 68,938,948,681.40
  5. Step 5: Solve for x
    x = 68,938,948,681.40/293,009.96
  6. Step 6: Final answer
    x = 235,278.52

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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.