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Finding the Fourth Proportional to 293,893.60, 441,070.80 and 136,141.60

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Solution

The fourth proportional to 293,893.60, 441,070.80 and 136,141.60 is: 204,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,893.60 : 441,070.80 = 136,141.60 : x
  2. Step 2: Convert to fraction form
    293,893.60/441,070.80 = 136,141.60/x
  3. Step 3: Cross multiply
    293,893.60x = 441,070.80 × 136,141.60
  4. Step 4: Simplify right side
    293,893.60x = 60,048,084,425.28
  5. Step 5: Solve for x
    x = 60,048,084,425.28/293,893.60
  6. Step 6: Final answer
    x = 204,319.13

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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.