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Finding the Fourth Proportional to 195,539.60, 292,434.60 and 164,046.80

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Solution

The fourth proportional to 195,539.60, 292,434.60 and 164,046.80 is: 245,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,539.60 : 292,434.60 = 164,046.80 : x
  2. Step 2: Convert to fraction form
    195,539.60/292,434.60 = 164,046.80/x
  3. Step 3: Cross multiply
    195,539.60x = 292,434.60 × 164,046.80
  4. Step 4: Simplify right side
    195,539.60x = 47,972,960,339.28
  5. Step 5: Solve for x
    x = 47,972,960,339.28/195,539.60
  6. Step 6: Final answer
    x = 245,336.29

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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.