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Finding the Fourth Proportional to 243,648.06, 365,524.20 and 72,883.15

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Solution

The fourth proportional to 243,648.06, 365,524.20 and 72,883.15 is: 109,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,648.06 : 365,524.20 = 72,883.15 : x
  2. Step 2: Convert to fraction form
    243,648.06/365,524.20 = 72,883.15/x
  3. Step 3: Cross multiply
    243,648.06x = 365,524.20 × 72,883.15
  4. Step 4: Simplify right side
    243,648.06x = 26,640,555,097.23
  5. Step 5: Solve for x
    x = 26,640,555,097.23/243,648.06
  6. Step 6: Final answer
    x = 109,340.31

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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.