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Finding the Fourth Proportional to 253,886.71, 350,504.05 and 226,964.74

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Solution

The fourth proportional to 253,886.71, 350,504.05 and 226,964.74 is: 313,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,886.71 : 350,504.05 = 226,964.74 : x
  2. Step 2: Convert to fraction form
    253,886.71/350,504.05 = 226,964.74/x
  3. Step 3: Cross multiply
    253,886.71x = 350,504.05 × 226,964.74
  4. Step 4: Simplify right side
    253,886.71x = 79,552,060,577.20
  5. Step 5: Solve for x
    x = 79,552,060,577.20/253,886.71
  6. Step 6: Final answer
    x = 313,336.84

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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.