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Finding the Fourth Proportional to 202,568.52, 279,602.80 and 133,708.24

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Solution

The fourth proportional to 202,568.52, 279,602.80 and 133,708.24 is: 184,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,568.52 : 279,602.80 = 133,708.24 : x
  2. Step 2: Convert to fraction form
    202,568.52/279,602.80 = 133,708.24/x
  3. Step 3: Cross multiply
    202,568.52x = 279,602.80 × 133,708.24
  4. Step 4: Simplify right side
    202,568.52x = 37,385,198,986.08
  5. Step 5: Solve for x
    x = 37,385,198,986.08/202,568.52
  6. Step 6: Final answer
    x = 184,555.82

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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.