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Finding the Fourth Proportional to 293,335.32, 404,744.94 and 178,583.16

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Solution

The fourth proportional to 293,335.32, 404,744.94 and 178,583.16 is: 246,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,335.32 : 404,744.94 = 178,583.16 : x
  2. Step 2: Convert to fraction form
    293,335.32/404,744.94 = 178,583.16/x
  3. Step 3: Cross multiply
    293,335.32x = 404,744.94 × 178,583.16
  4. Step 4: Simplify right side
    293,335.32x = 72,280,630,379.21
  5. Step 5: Solve for x
    x = 72,280,630,379.21/293,335.32
  6. Step 6: Final answer
    x = 246,409.57

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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.