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Finding the Fourth Proportional to 272,980.99, 376,716.53 and 150,477.73

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Solution

The fourth proportional to 272,980.99, 376,716.53 and 150,477.73 is: 207,660.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,980.99 : 376,716.53 = 150,477.73 : x
  2. Step 2: Convert to fraction form
    272,980.99/376,716.53 = 150,477.73/x
  3. Step 3: Cross multiply
    272,980.99x = 376,716.53 × 150,477.73
  4. Step 4: Simplify right side
    272,980.99x = 56,687,448,477.28
  5. Step 5: Solve for x
    x = 56,687,448,477.28/272,980.99
  6. Step 6: Final answer
    x = 207,660.79

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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.