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Finding the Fourth Proportional to 292,876.89, 438,813.83 and 159,850.48

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Solution

The fourth proportional to 292,876.89, 438,813.83 and 159,850.48 is: 239,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,876.89 : 438,813.83 = 159,850.48 : x
  2. Step 2: Convert to fraction form
    292,876.89/438,813.83 = 159,850.48/x
  3. Step 3: Cross multiply
    292,876.89x = 438,813.83 × 159,850.48
  4. Step 4: Simplify right side
    292,876.89x = 70,144,601,356.14
  5. Step 5: Solve for x
    x = 70,144,601,356.14/292,876.89
  6. Step 6: Final answer
    x = 239,502.00

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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.