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Finding the Fourth Proportional to 270,549.52, 405,560.44 and 112,823.12

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Solution

The fourth proportional to 270,549.52, 405,560.44 and 112,823.12 is: 169,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,549.52 : 405,560.44 = 112,823.12 : x
  2. Step 2: Convert to fraction form
    270,549.52/405,560.44 = 112,823.12/x
  3. Step 3: Cross multiply
    270,549.52x = 405,560.44 × 112,823.12
  4. Step 4: Simplify right side
    270,549.52x = 45,756,594,189.37
  5. Step 5: Solve for x
    x = 45,756,594,189.37/270,549.52
  6. Step 6: Final answer
    x = 169,124.65

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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.