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Finding the Fourth Proportional to 270,563.32, 373,527.54 and 163,160.56

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Solution

The fourth proportional to 270,563.32, 373,527.54 and 163,160.56 is: 225,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,563.32 : 373,527.54 = 163,160.56 : x
  2. Step 2: Convert to fraction form
    270,563.32/373,527.54 = 163,160.56/x
  3. Step 3: Cross multiply
    270,563.32x = 373,527.54 × 163,160.56
  4. Step 4: Simplify right side
    270,563.32x = 60,944,962,601.82
  5. Step 5: Solve for x
    x = 60,944,962,601.82/270,563.32
  6. Step 6: Final answer
    x = 225,252.12

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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.