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Finding the Fourth Proportional to 300,537, 414,741.06 and 166,409.64

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Solution

The fourth proportional to 300,537, 414,741.06 and 166,409.64 is: 229,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,537 : 414,741.06 = 166,409.64 : x
  2. Step 2: Convert to fraction form
    300,537/414,741.06 = 166,409.64/x
  3. Step 3: Cross multiply
    300,537x = 414,741.06 × 166,409.64
  4. Step 4: Simplify right side
    300,537x = 69,016,910,487.82
  5. Step 5: Solve for x
    x = 69,016,910,487.82/300,537
  6. Step 6: Final answer
    x = 229,645.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.