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Finding the Fourth Proportional to 293,997.40, 405,807.78 and 233,675.08

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Solution

The fourth proportional to 293,997.40, 405,807.78 and 233,675.08 is: 322,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,997.40 : 405,807.78 = 233,675.08 : x
  2. Step 2: Convert to fraction form
    293,997.40/405,807.78 = 233,675.08/x
  3. Step 3: Cross multiply
    293,997.40x = 405,807.78 × 233,675.08
  4. Step 4: Simplify right side
    293,997.40x = 94,827,165,456.12
  5. Step 5: Solve for x
    x = 94,827,165,456.12/293,997.40
  6. Step 6: Final answer
    x = 322,544.23

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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.