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Finding the Fourth Proportional to 254,671.80, 351,370.44 and 152,660.04

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Solution

The fourth proportional to 254,671.80, 351,370.44 and 152,660.04 is: 210,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,671.80 : 351,370.44 = 152,660.04 : x
  2. Step 2: Convert to fraction form
    254,671.80/351,370.44 = 152,660.04/x
  3. Step 3: Cross multiply
    254,671.80x = 351,370.44 × 152,660.04
  4. Step 4: Simplify right side
    254,671.80x = 53,640,225,425.22
  5. Step 5: Solve for x
    x = 53,640,225,425.22/254,671.80
  6. Step 6: Final answer
    x = 210,624.91

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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.