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Finding the Fourth Proportional to 274,117.80, 410,562.30 and 163,525.80

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Solution

The fourth proportional to 274,117.80, 410,562.30 and 163,525.80 is: 244,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,117.80 : 410,562.30 = 163,525.80 : x
  2. Step 2: Convert to fraction form
    274,117.80/410,562.30 = 163,525.80/x
  3. Step 3: Cross multiply
    274,117.80x = 410,562.30 × 163,525.80
  4. Step 4: Simplify right side
    274,117.80x = 67,137,528,557.34
  5. Step 5: Solve for x
    x = 67,137,528,557.34/274,117.80
  6. Step 6: Final answer
    x = 244,922.18

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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.