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Finding the Fourth Proportional to 272,857.67, 376,554.92 and 151,998.92

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Solution

The fourth proportional to 272,857.67, 376,554.92 and 151,998.92 is: 209,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,857.67 : 376,554.92 = 151,998.92 : x
  2. Step 2: Convert to fraction form
    272,857.67/376,554.92 = 151,998.92/x
  3. Step 3: Cross multiply
    272,857.67x = 376,554.92 × 151,998.92
  4. Step 4: Simplify right side
    272,857.67x = 57,235,941,160.69
  5. Step 5: Solve for x
    x = 57,235,941,160.69/272,857.67
  6. Step 6: Final answer
    x = 209,764.82

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1.5x scale

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.