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Finding the Fourth Proportional to 204,573.60, 305,480.16 and 167,208.84

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Solution

The fourth proportional to 204,573.60, 305,480.16 and 167,208.84 is: 249,685.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,573.60 : 305,480.16 = 167,208.84 : x
  2. Step 2: Convert to fraction form
    204,573.60/305,480.16 = 167,208.84/x
  3. Step 3: Cross multiply
    204,573.60x = 305,480.16 × 167,208.84
  4. Step 4: Simplify right side
    204,573.60x = 51,078,983,196.61
  5. Step 5: Solve for x
    x = 51,078,983,196.61/204,573.60
  6. Step 6: Final answer
    x = 249,685.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.