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Finding the Fourth Proportional to 293,454.60, 440,052.30 and 115,902.60

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Solution

The fourth proportional to 293,454.60, 440,052.30 and 115,902.60 is: 173,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,454.60 : 440,052.30 = 115,902.60 : x
  2. Step 2: Convert to fraction form
    293,454.60/440,052.30 = 115,902.60/x
  3. Step 3: Cross multiply
    293,454.60x = 440,052.30 × 115,902.60
  4. Step 4: Simplify right side
    293,454.60x = 51,003,205,705.98
  5. Step 5: Solve for x
    x = 51,003,205,705.98/293,454.60
  6. Step 6: Final answer
    x = 173,802.71

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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.