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Finding the Fourth Proportional to 434,791.92, 652,215.72 and 150,509.84

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Solution

The fourth proportional to 434,791.92, 652,215.72 and 150,509.84 is: 225,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,791.92 : 652,215.72 = 150,509.84 : x
  2. Step 2: Convert to fraction form
    434,791.92/652,215.72 = 150,509.84/x
  3. Step 3: Cross multiply
    434,791.92x = 652,215.72 × 150,509.84
  4. Step 4: Simplify right side
    434,791.92x = 98,164,883,662.68
  5. Step 5: Solve for x
    x = 98,164,883,662.68/434,791.92
  6. Step 6: Final answer
    x = 225,774.40

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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.