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Finding the Fourth Proportional to 195,893.60, 293,840.40 and 161,333.60

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Solution

The fourth proportional to 195,893.60, 293,840.40 and 161,333.60 is: 242,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,893.60 : 293,840.40 = 161,333.60 : x
  2. Step 2: Convert to fraction form
    195,893.60/293,840.40 = 161,333.60/x
  3. Step 3: Cross multiply
    195,893.60x = 293,840.40 × 161,333.60
  4. Step 4: Simplify right side
    195,893.60x = 47,406,329,557.44
  5. Step 5: Solve for x
    x = 47,406,329,557.44/195,893.60
  6. Step 6: Final answer
    x = 242,000.40

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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.