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Finding the Fourth Proportional to 259,226.60, 363,967 and 259,226.60

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Solution

The fourth proportional to 259,226.60, 363,967 and 259,226.60 is: 363,967

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,226.60 : 363,967 = 259,226.60 : x
  2. Step 2: Convert to fraction form
    259,226.60/363,967 = 259,226.60/x
  3. Step 3: Cross multiply
    259,226.60x = 363,967 × 259,226.60
  4. Step 4: Simplify right side
    259,226.60x = 94,349,927,922.20
  5. Step 5: Solve for x
    x = 94,349,927,922.20/259,226.60
  6. Step 6: Final answer
    x = 363,967

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.