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Finding the Fourth Proportional to 613,410.33, 920,045.09 and 164,166.26

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Solution

The fourth proportional to 613,410.33, 920,045.09 and 164,166.26 is: 246,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,410.33 : 920,045.09 = 164,166.26 : x
  2. Step 2: Convert to fraction form
    613,410.33/920,045.09 = 164,166.26/x
  3. Step 3: Cross multiply
    613,410.33x = 920,045.09 × 164,166.26
  4. Step 4: Simplify right side
    613,410.33x = 151,040,356,035.61
  5. Step 5: Solve for x
    x = 151,040,356,035.61/613,410.33
  6. Step 6: Final answer
    x = 246,230.54

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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.