Home / 307,827.23-461,738.40-165,739.05

Finding the Fourth Proportional to 307,827.23, 461,738.40 and 165,739.05

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Solution

The fourth proportional to 307,827.23, 461,738.40 and 165,739.05 is: 248,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,827.23 : 461,738.40 = 165,739.05 : x
  2. Step 2: Convert to fraction form
    307,827.23/461,738.40 = 165,739.05/x
  3. Step 3: Cross multiply
    307,827.23x = 461,738.40 × 165,739.05
  4. Step 4: Simplify right side
    307,827.23x = 76,528,083,764.52
  5. Step 5: Solve for x
    x = 76,528,083,764.52/307,827.23
  6. Step 6: Final answer
    x = 248,607.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.