Home / 293,669.60-405,328.56-193,076.96

Finding the Fourth Proportional to 293,669.60, 405,328.56 and 193,076.96

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Solution

The fourth proportional to 293,669.60, 405,328.56 and 193,076.96 is: 266,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,669.60 : 405,328.56 = 193,076.96 : x
  2. Step 2: Convert to fraction form
    293,669.60/405,328.56 = 193,076.96/x
  3. Step 3: Cross multiply
    293,669.60x = 405,328.56 × 193,076.96
  4. Step 4: Simplify right side
    293,669.60x = 78,259,606,165.98
  5. Step 5: Solve for x
    x = 78,259,606,165.98/293,669.60
  6. Step 6: Final answer
    x = 266,488.62

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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.