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Finding the Fourth Proportional to 238,808.93, 358,214.33 and 226,836.45

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Solution

The fourth proportional to 238,808.93, 358,214.33 and 226,836.45 is: 340,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,808.93 : 358,214.33 = 226,836.45 : x
  2. Step 2: Convert to fraction form
    238,808.93/358,214.33 = 226,836.45/x
  3. Step 3: Cross multiply
    238,808.93x = 358,214.33 × 226,836.45
  4. Step 4: Simplify right side
    238,808.93x = 81,256,067,523.42
  5. Step 5: Solve for x
    x = 81,256,067,523.42/238,808.93
  6. Step 6: Final answer
    x = 340,255.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.