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Finding the Fourth Proportional to 606,883.44, 910,327.32 and 207,812.64

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Solution

The fourth proportional to 606,883.44, 910,327.32 and 207,812.64 is: 311,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,883.44 : 910,327.32 = 207,812.64 : x
  2. Step 2: Convert to fraction form
    606,883.44/910,327.32 = 207,812.64/x
  3. Step 3: Cross multiply
    606,883.44x = 910,327.32 × 207,812.64
  4. Step 4: Simplify right side
    606,883.44x = 189,177,523,633.33
  5. Step 5: Solve for x
    x = 189,177,523,633.33/606,883.44
  6. Step 6: Final answer
    x = 311,719.70

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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.