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Finding the Fourth Proportional to 293,653.76, 405,264.48 and 166,326.08

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Solution

The fourth proportional to 293,653.76, 405,264.48 and 166,326.08 is: 229,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,653.76 : 405,264.48 = 166,326.08 : x
  2. Step 2: Convert to fraction form
    293,653.76/405,264.48 = 166,326.08/x
  3. Step 3: Cross multiply
    293,653.76x = 405,264.48 × 166,326.08
  4. Step 4: Simplify right side
    293,653.76x = 67,406,052,321.64
  5. Step 5: Solve for x
    x = 67,406,052,321.64/293,653.76
  6. Step 6: Final answer
    x = 229,542.62

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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.