Home / 326,908.51-451,132.01-183,667.30

Finding the Fourth Proportional to 326,908.51, 451,132.01 and 183,667.30

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Solution

The fourth proportional to 326,908.51, 451,132.01 and 183,667.30 is: 253,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,908.51 : 451,132.01 = 183,667.30 : x
  2. Step 2: Convert to fraction form
    326,908.51/451,132.01 = 183,667.30/x
  3. Step 3: Cross multiply
    326,908.51x = 451,132.01 × 183,667.30
  4. Step 4: Simplify right side
    326,908.51x = 82,858,198,220.27
  5. Step 5: Solve for x
    x = 82,858,198,220.27/326,908.51
  6. Step 6: Final answer
    x = 253,459.90

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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.