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Finding the Fourth Proportional to 254,750.52, 351,562.86 and 147,310.20

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Solution

The fourth proportional to 254,750.52, 351,562.86 and 147,310.20 is: 203,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,750.52 : 351,562.86 = 147,310.20 : x
  2. Step 2: Convert to fraction form
    254,750.52/351,562.86 = 147,310.20/x
  3. Step 3: Cross multiply
    254,750.52x = 351,562.86 × 147,310.20
  4. Step 4: Simplify right side
    254,750.52x = 51,788,795,219.17
  5. Step 5: Solve for x
    x = 51,788,795,219.17/254,750.52
  6. Step 6: Final answer
    x = 203,292.21

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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.