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Finding the Fourth Proportional to 204,482.60, 306,702.30 and 64,233.80

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Solution

The fourth proportional to 204,482.60, 306,702.30 and 64,233.80 is: 96,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,482.60 : 306,702.30 = 64,233.80 : x
  2. Step 2: Convert to fraction form
    204,482.60/306,702.30 = 64,233.80/x
  3. Step 3: Cross multiply
    204,482.60x = 306,702.30 × 64,233.80
  4. Step 4: Simplify right side
    204,482.60x = 19,700,654,197.74
  5. Step 5: Solve for x
    x = 19,700,654,197.74/204,482.60
  6. Step 6: Final answer
    x = 96,343.91

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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.