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Finding the Fourth Proportional to 270,750.99, 373,664 and 156,033.73

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Solution

The fourth proportional to 270,750.99, 373,664 and 156,033.73 is: 215,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,750.99 : 373,664 = 156,033.73 : x
  2. Step 2: Convert to fraction form
    270,750.99/373,664 = 156,033.73/x
  3. Step 3: Cross multiply
    270,750.99x = 373,664 × 156,033.73
  4. Step 4: Simplify right side
    270,750.99x = 58,304,187,686.72
  5. Step 5: Solve for x
    x = 58,304,187,686.72/270,750.99
  6. Step 6: Final answer
    x = 215,342.47

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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.