Home / 293,626.40-405,232.86-164,586.80

Finding the Fourth Proportional to 293,626.40, 405,232.86 and 164,586.80

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Solution

The fourth proportional to 293,626.40, 405,232.86 and 164,586.80 is: 227,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,626.40 : 405,232.86 = 164,586.80 : x
  2. Step 2: Convert to fraction form
    293,626.40/405,232.86 = 164,586.80/x
  3. Step 3: Cross multiply
    293,626.40x = 405,232.86 × 164,586.80
  4. Step 4: Simplify right side
    293,626.40x = 66,695,979,682.25
  5. Step 5: Solve for x
    x = 66,695,979,682.25/293,626.40
  6. Step 6: Final answer
    x = 227,145.72

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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.