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Finding the Fourth Proportional to 489,237.24, 733,959.54 and 157,046.52

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Solution

The fourth proportional to 489,237.24, 733,959.54 and 157,046.52 is: 235,603.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,237.24 : 733,959.54 = 157,046.52 : x
  2. Step 2: Convert to fraction form
    489,237.24/733,959.54 = 157,046.52/x
  3. Step 3: Cross multiply
    489,237.24x = 733,959.54 × 157,046.52
  4. Step 4: Simplify right side
    489,237.24x = 115,265,791,577.80
  5. Step 5: Solve for x
    x = 115,265,791,577.80/489,237.24
  6. Step 6: Final answer
    x = 235,603.06

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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.