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Finding the Fourth Proportional to 267,322.52, 401,073.29 and 87,416.24

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Solution

The fourth proportional to 267,322.52, 401,073.29 and 87,416.24 is: 131,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,322.52 : 401,073.29 = 87,416.24 : x
  2. Step 2: Convert to fraction form
    267,322.52/401,073.29 = 87,416.24/x
  3. Step 3: Cross multiply
    267,322.52x = 401,073.29 × 87,416.24
  4. Step 4: Simplify right side
    267,322.52x = 35,060,318,976.23
  5. Step 5: Solve for x
    x = 35,060,318,976.23/267,322.52
  6. Step 6: Final answer
    x = 131,153.63

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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.