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Finding the Fourth Proportional to 293,203.55, 404,664.32 and 185,783.59

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Solution

The fourth proportional to 293,203.55, 404,664.32 and 185,783.59 is: 256,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,203.55 : 404,664.32 = 185,783.59 : x
  2. Step 2: Convert to fraction form
    293,203.55/404,664.32 = 185,783.59/x
  3. Step 3: Cross multiply
    293,203.55x = 404,664.32 × 185,783.59
  4. Step 4: Simplify right side
    293,203.55x = 75,179,990,114.51
  5. Step 5: Solve for x
    x = 75,179,990,114.51/293,203.55
  6. Step 6: Final answer
    x = 256,408.87

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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.