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Finding the Fourth Proportional to 434,626.48, 651,604.38 and 164,750.68

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Solution

The fourth proportional to 434,626.48, 651,604.38 and 164,750.68 is: 246,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,626.48 : 651,604.38 = 164,750.68 : x
  2. Step 2: Convert to fraction form
    434,626.48/651,604.38 = 164,750.68/x
  3. Step 3: Cross multiply
    434,626.48x = 651,604.38 × 164,750.68
  4. Step 4: Simplify right side
    434,626.48x = 107,352,264,695.98
  5. Step 5: Solve for x
    x = 107,352,264,695.98/434,626.48
  6. Step 6: Final answer
    x = 246,998.91

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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.