Home / 489,232.55-733,921.73-173,663.03

Finding the Fourth Proportional to 489,232.55, 733,921.73 and 173,663.03

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Solution

The fourth proportional to 489,232.55, 733,921.73 and 173,663.03 is: 260,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,232.55 : 733,921.73 = 173,663.03 : x
  2. Step 2: Convert to fraction form
    489,232.55/733,921.73 = 173,663.03/x
  3. Step 3: Cross multiply
    489,232.55x = 733,921.73 × 173,663.03
  4. Step 4: Simplify right side
    489,232.55x = 127,455,071,414.64
  5. Step 5: Solve for x
    x = 127,455,071,414.64/489,232.55
  6. Step 6: Final answer
    x = 260,520.42

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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.