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Finding the Fourth Proportional to 332,264.40, 498,461.40 and 132,550.80

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Solution

The fourth proportional to 332,264.40, 498,461.40 and 132,550.80 is: 198,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,264.40 : 498,461.40 = 132,550.80 : x
  2. Step 2: Convert to fraction form
    332,264.40/498,461.40 = 132,550.80/x
  3. Step 3: Cross multiply
    332,264.40x = 498,461.40 × 132,550.80
  4. Step 4: Simplify right side
    332,264.40x = 66,071,457,339.12
  5. Step 5: Solve for x
    x = 66,071,457,339.12/332,264.40
  6. Step 6: Final answer
    x = 198,852.05

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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.