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Finding the Fourth Proportional to 213,950.68, 295,231.44 and 127,892.59

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Solution

The fourth proportional to 213,950.68, 295,231.44 and 127,892.59 is: 176,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,950.68 : 295,231.44 = 127,892.59 : x
  2. Step 2: Convert to fraction form
    213,950.68/295,231.44 = 127,892.59/x
  3. Step 3: Cross multiply
    213,950.68x = 295,231.44 × 127,892.59
  4. Step 4: Simplify right side
    213,950.68x = 37,757,913,511.03
  5. Step 5: Solve for x
    x = 37,757,913,511.03/213,950.68
  6. Step 6: Final answer
    x = 176,479.52

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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.