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Finding the Fourth Proportional to 267,620.55, 369,282.33 and 152,906.63

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Solution

The fourth proportional to 267,620.55, 369,282.33 and 152,906.63 is: 210,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,620.55 : 369,282.33 = 152,906.63 : x
  2. Step 2: Convert to fraction form
    267,620.55/369,282.33 = 152,906.63/x
  3. Step 3: Cross multiply
    267,620.55x = 369,282.33 × 152,906.63
  4. Step 4: Simplify right side
    267,620.55x = 56,465,715,207.08
  5. Step 5: Solve for x
    x = 56,465,715,207.08/267,620.55
  6. Step 6: Final answer
    x = 210,991.70

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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.